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The Rover Boys on Treasure Isle
The Rover Boys on Treasure Isle

Chapter XXIII

Cover illustration for The Rover Boys on Treasure Isle
Context Illustration Reading 1/22 · 5 lines
English subtitles · tap any word to listen 1 / 5
A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.
It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.
"We ought to head them off, if possible," declared Anderson Rover.
"Should that be Merrick's crowd and they meet my sons there will surely be trouble!"
"Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.
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LEARNER DICTIONARY
Archivist
/ˈɑːrkɪvɪst/
Editorial verification pending

A keeper or guardian of historical records and memories.

The Rover Boys on Treasure Isle

Chapter XXIII

Reading 1/22 · 5 reading units · Lines 1–5

Line 1
A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.
Line 2
It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.
Line 3
"We ought to head them off, if possible," declared Anderson Rover.
Line 4
"Should that be Merrick's crowd and they meet my sons there will surely be trouble!"
Line 5
"Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

Learner Dictionary

Oxford-style entry order: headword, part of speech, US IPA, concise definition, contextual example, audio, and collocations from this reading.

Course noun US /course/

an important story-specific word used in this passage

From this reading “It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.”

Let auxiliary verb US /let/

used to make a suggestion or a command including the speaker

From this reading “"Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.”

Ought modal verb US /ɔːt/

used with “to” to say what is right or advisable

From this reading “"We ought to head them off, if possible," declared Anderson Rover.”

Somebody pronoun US /ˈsʌmbɑːdi/

a person, without saying who

From this reading “It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.”

Those determiner US /ðoʊz/

the plural of “that”: the people or things further away, or already known

From this reading “It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.”

Without preposition US /wɪˈθaʊt/

not having, not using, or not accompanied by

From this reading “"Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.”

All words in this reading · 80

Every word is available to listen to. Dictionary details are shown only when verified; these are not licensed Oxford entries.

AdeterminerUS /ə/

used before a singular noun to mean one of a group, when it is not a particular one

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

accompanied

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

andeterminerUS /æn/

the form of “a” used before a word that begins with a vowel sound

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

andconjunctionUS /ənd/

used to join words or parts of a sentence that go together

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

Anderson

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "We ought to head them off, if possible," declared Anderson Rover.

ashore

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

beauxiliary verbUS /biː/

used with a past participle to form the passive, or with -ing for continuous tenses

From this reading "Should that be Merrick's crowd and they meet my sons there will surely be trouble!"

boys

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

butconjunctionUS /bʌt/

used to introduce something that contrasts with what came before

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

cave

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

certain

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

coursenounUS /course/

an important story-specific word used in this passage

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

crowd

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Should that be Merrick's crowd and they meet my sons there will surely be trouble!"

declared

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "We ought to head them off, if possible," declared Anderson Rover.

delay

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

forprepositionUS /fɔːr/

intended to be given to, or used by, somebody

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

fromprepositionUS /frʌm/

showing where something starts, or who sent it

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

fully

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

go

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

hadauxiliary verbUS /hæd/

the past form of “have”, used to form the past perfect

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

hepronounUS /hiː/

a man, boy, or male animal already mentioned, as the subject

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

head

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "We ought to head them off, if possible," declared Anderson Rover.

hour

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

ifconjunctionUS /ɪf/

on condition that; in the event that

From this reading "We ought to head them off, if possible," declared Anderson Rover.

interest

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

isle

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

ItpronounUS /ɪt/

a thing, animal, or idea already mentioned

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

LANDMARK

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

Letauxiliary verbUS /let/

used to make a suggestion or a command including the speaker

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

light

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

location

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

meet

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Should that be Merrick's crowd and they meet my sons there will surely be trouble!"

Merrick's

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Should that be Merrick's crowd and they meet my sons there will surely be trouble!"

MISSING

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

moving

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

mydeterminerUS /maɪ/

belonging to the person speaking

From this reading "Should that be Merrick's crowd and they meet my sons there will surely be trouble!"

north

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

notadverbUS /nɑːt/

used to make a word, phrase, or sentence negative

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

now

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

ofprepositionUS /ʌv/

belonging to, or connected with, somebody or something

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

off

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "We ought to head them off, if possible," declared Anderson Rover.

onprepositionUS /ɑːn/

touching and supported by a surface

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

only

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

oughtmodal verbUS /ɔːt/

used with “to” to say what is right or advisable

From this reading "We ought to head them off, if possible," declared Anderson Rover.

possible

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "We ought to head them off, if possible," declared Anderson Rover.

quarter

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

Rover

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "We ought to head them off, if possible," declared Anderson Rover.

said

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

searchlight

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

seen

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

shafts

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

Shouldmodal verbUS /ʃʊd/

used to say what is right, expected, or advisable

From this reading "Should that be Merrick's crowd and they meet my sons there will surely be trouble!"

side

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

somebodypronounUS /ˈsʌmbɑːdi/

a person, without saying who

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

Songbird

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

sons

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Should that be Merrick's crowd and they meet my sons there will surely be trouble!"

sorry

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

steam

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

surely

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Should that be Merrick's crowd and they meet my sons there will surely be trouble!"

thatconjunctionUS /ðæt/

used to introduce what somebody said, thought, or felt

From this reading "Should that be Merrick's crowd and they meet my sons there will surely be trouble!"

ThedeterminerUS /ðə/

used before a noun that is already known, already mentioned, or the only one of its kind

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

thempronounUS /ðem/

the people or things already mentioned, as the object

From this reading "We ought to head them off, if possible," declared Anderson Rover.

then

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

there

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Should that be Merrick's crowd and they meet my sons there will surely be trouble!"

theypronounUS /ðeɪ/

the people, animals, or things already mentioned, as the subject

From this reading "Should that be Merrick's crowd and they meet my sons there will surely be trouble!"

thosedeterminerUS /ðoʊz/

the plural of “that”: the people or things further away, or already known

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

toparticleUS /tuː/

used before the base form of a verb to make the infinitive

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

treasure

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

trouble

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading "Should that be Merrick's crowd and they meet my sons there will surely be trouble!"

uspronounUS /ʌs/

the speaker and others, as the object of a verb or preposition

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

visible

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

wasauxiliary verbUS /wɑːz/

the past form of “be” used with I, he, she, it, or a singular noun

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

watched

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

WepronounUS /wiː/

the speaker together with one or more other people

From this reading "We ought to head them off, if possible," declared Anderson Rover.

wereauxiliary verbUS /wɜːr/

the past form of “be” used with you, we, they, or a plural noun

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.

whopronounUS /huː/

which person or people

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

willmodal verbUS /wɪl/

used to talk about the future, or about willingness

From this reading "Should that be Merrick's crowd and they meet my sons there will surely be trouble!"

withprepositionUS /wɪð/

in the company of; together with

From this reading A MISSING LANDMARK The searchlight was watched with interest for fully quarter of an hour.

withoutprepositionUS /wɪˈθaʊt/

not having, not using, or not accompanied by

From this reading "Let us go ashore without delay!" said Songbird, who was sorry he had not accompanied the Rover boys.

yacht

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading It was, of course, visible only now and then, but from the shafts of light seen, those on the steam yacht were certain somebody was moving from the north side of the isle to the location of the treasure cave.