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The Radio Boys on Secret Service Duty
The Radio Boys on Secret Service Duty

Chapter XX

Chapter 20 of The Radio Boys on Secret Service Duty is here in full — 106 sentences across 22 reading sections, with audio for every sentence and word.

Cover illustration for The Radio Boys on Secret Service Duty
Context Illustration Reading 1/21 · 5 lines
English subtitles · tap any word to listen 1 / 5
IN AT THE DEATH “So there you are, Inspector.
That’s what the Bender sound detector discovered.
Human ingenuity could do no more.”
Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.
Mr. Temple experienced similar difficulty.
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AI-generated narration by OpenAI · Slow US English
LEARNER DICTIONARY
Archivist
/ˈɑːrkɪvɪst/
Editorial verification pending

A keeper or guardian of historical records and memories.

The Radio Boys on Secret Service Duty

Chapter XX

Chapter 20 of The Radio Boys on Secret Service Duty is here in full — 106 sentences across 22 reading sections, with audio for every sentence and word.

Reading 1/21 · 5 reading units · Lines 1–5

Line 1
IN AT THE DEATH “So there you are, Inspector.
/ɪn æt ðə deθ soʊ ðer juː ɑːr ˌɪnˈspektər/
Line 2
That’s what the Bender sound detector discovered.
Line 3
Human ingenuity could do no more.”
/ˈhjuːmən ˌɪndʒəˈnuːətiː kʊd duː noʊ mɔːr/
Line 4
Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.
Line 5
Mr. Temple experienced similar difficulty.
/ˈmɪstər ˈtempəl ɪkˈspɪriənst ˈsɪmələr ˈdɪfəkəlti/

Learner Dictionary

These definitions explain words found in the current reading and keep every example grounded in its original sentence.

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

Bender noun US /ˈbendər/

a tool for bending

From this reading “That’s what the Bender sound detector discovered.”

Burton noun US /ˈbɜːrtən/

English explorer who with John Speke was the first European to explore Lake Tanganyika (1821-1890)

From this reading “Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.”

childlike adjective US /ˈtʃaɪldlaɪk/

befitting a young child

From this reading “Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.”

detector noun US /dɪˈtektər/

any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner

From this reading “That’s what the Bender sound detector discovered.”

ingenuity noun US /ˌɪndʒəˈnuːətiː/

the power of creative imagination

From this reading “Human ingenuity could do no more.””

Inspector noun US /ˌɪnˈspektər/

a high ranking police officer

From this reading “IN AT THE DEATH “So there you are, Inspector.”

repressed adjective US /riˈprest/

characterized by or showing the suppression of impulses or emotions

From this reading “Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.”

vanity noun US /ˈvænəti/

feelings of excessive pride

From this reading “Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.”

Word partnerships in these lines

English keeps certain words together, and knowing the pair is worth more than knowing each word alone. Every partnership below was counted across our whole published library, and earns its place by appearing far more often than two unrelated words of the same frequency would.

Shown as this reading writes them, with the form the library counts, what kind of pairing it is, and how often it occurs.

Human ingenuity adjective + noun

In this reading “Human ingenuity could do no more.””

with difficulty preposition + noun

In this reading “Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.”

smile at verb + particle

In this reading “Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.”

All words in this reading · 34

Every word in these five lines is listed here, and every one of them can be played on its own.

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 Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.

areauxiliary verbUS /ɑːr/

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

From this reading IN AT THE DEATH “So there you are, Inspector.

ATprepositionUS /æt/

in or near a particular place or position

From this reading IN AT THE DEATH “So there you are, Inspector.

BendernounUS /ˈbendər/

a tool for bending

From this reading That’s what the Bender sound detector discovered.

BurtonnounUS /ˈbɜːrtən/

English explorer who with John Speke was the first European to explore Lake Tanganyika (1821-1890)

From this reading Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.

childlikeadjectiveUS /ˈtʃaɪldlaɪk/

befitting a young child

From this reading Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.

couldmodal verbUS /kʊd/

the past of “can”; used for possibility or polite requests

From this reading Human ingenuity could do no more.”

DEATHnounUS /deθ/

the event of dying or departure from life

From this reading IN AT THE DEATH “So there you are, Inspector.

detectornounUS /dɪˈtektər/

any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner

From this reading That’s what the Bender sound detector discovered.

difficultynounUS /ˈdɪfəkəlti/

an effort that is inconvenient

From this reading Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.

discoveredadjectiveUS /dɪˈskʌvərd/

discovered or determined by scientific observation

From this reading That’s what the Bender sound detector discovered.

doauxiliary verbUS /duː/

used to form questions and negatives, and to give emphasis

From this reading Human ingenuity could do no more.”

experiencedadjectiveUS /ɪkˈspɪriənst/

having experience; having knowledge or skill from observation or participation

From this reading Mr. Temple experienced similar difficulty.

HumanadjectiveUS /ˈhjuːmən/

characteristic of humanity

From this reading Human ingenuity could do no more.”

INprepositionUS /ɪn/

inside something, or within a place, period, or state

From this reading IN AT THE DEATH “So there you are, Inspector.

ingenuitynounUS /ˌɪndʒəˈnuːətiː/

the power of creative imagination

From this reading Human ingenuity could do no more.”

InspectornounUS /ˌɪnˈspektər/

a high ranking police officer

From this reading IN AT THE DEATH “So there you are, Inspector.

inventor's

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

From this reading Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.

moreadjectiveUS /mɔːr/

(comparative of “much” used with mass nouns) a quantifier meaning greater in size or amount or extent or degree

From this reading Human ingenuity could do no more.”

MrnounUS /ˈmɪstər/

a form of address for a man

From this reading Mr. Temple experienced similar difficulty.

nodeterminerUS /noʊ/

not any; not one

From this reading Human ingenuity could do no more.”

repressedadjectiveUS /riˈprest/

characterized by or showing the suppression of impulses or emotions

From this reading Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.

similaradjectiveUS /ˈsɪmələr/

marked by correspondence or resemblance

From this reading Mr. Temple experienced similar difficulty.

smileverbUS /smaɪl/

change one's facial expression by spreading the lips, often to signal pleasure

From this reading Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.

SoconjunctionUS /soʊ/

for that reason; with the result that

From this reading IN AT THE DEATH “So there you are, Inspector.

soundnounUS /saʊnd/

the particular auditory effect produced by a given cause

From this reading That’s what the Bender sound detector discovered.

TemplenounUS /ˈtempəl/

place of worship consisting of an edifice for the worship of a deity

From this reading Mr. Temple experienced similar difficulty.

That's

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

From this reading That’s what the Bender sound detector discovered.

THEdeterminerUS /ðə/

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

From this reading IN AT THE DEATH “So there you are, Inspector.

thereadverbUS /ðer/

in or at that place or location

From this reading IN AT THE DEATH “So there you are, Inspector.

vanitynounUS /ˈvænəti/

feelings of excessive pride

From this reading Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.

whatpronounUS /wʌt/

used to ask for information about something

From this reading That’s what the Bender sound detector discovered.

withprepositionUS /wɪð/

in the company of; together with

From this reading Inspector Burton with difficulty repressed a smile at the inventor’s childlike vanity.

youpronounUS /juː/

the person or people being spoken to

From this reading IN AT THE DEATH “So there you are, Inspector.

Chapter 20 of The Radio Boys on Secret Service Duty by Gerald Breckenridge holds 106 sentences, grouped into 22 reading sections of at most 5 sentences. The text is the source edition, unabridged, and the chapter records which sentences cover which part of the work so that nothing is dropped. Every word can be tapped for its pronunciation and dictionary entry.

What does chapter 20 of The Radio Boys on Secret Service Duty contain?

Chapter 20 holds 106 sentences of The Radio Boys on Secret Service Duty, unabridged, divided into 22 reading sections.

This page carries chapter 20 of The Radio Boys on Secret Service Duty by Gerald Breckenridge exactly as it stands in the source edition, without abridgement. It runs to 106 sentences, grouped into 22 sections of at most 5 sentences so that a reader can take the chapter in steady, finishable pieces. The chapter also stores a coverage record mapping every one of its sentences to a part of the work, which is how the edition demonstrates that no line was dropped.

How do I study chapter 20 of The Radio Boys on Secret Service Duty?

Work through the 22 sections in order, replaying any sentence and tapping unfamiliar words for their entries.

Each of the 22 sections in this chapter is short enough to read once, hear once, and then re-read with the vocabulary in view. Tapping a word plays it alone and opens its dictionary entry with IPA, part of speech and meaning, so the reader is never forced to guess a pronunciation from spelling. Working section by section keeps a long chapter from becoming an undifferentiated wall of text, which is the usual reason a reader abandons a work of this period.

Can chapter 20 be read aloud to me?

Yes — every sentence and every individual word in chapter 20 can be played aloud in United States English.

Audio covers the whole chapter: any sentence can be played, and any single word within it can be played on its own. The voice uses United States English. For a work of this period that matters, because spelling is an unreliable guide to pronunciation for vocabulary that has fallen out of daily use, and a learner who guesses wrong tends to keep the error. Hearing the word in its own sentence, and then alone, settles it.

Questions about reading The Radio Boys on Secret Service Duty

Common questions about reading The Radio Boys on Secret Service Duty by Gerald Breckenridge on this page, its source edition and its audio.

Is this the complete text of The Radio Boys on Secret Service Duty?

Yes. All 3456 sentences of Project Gutenberg eBook #39574 are kept, with a record of which sentences cover which part.

Which edition of The Radio Boys on Secret Service Duty is used?

Project Gutenberg eBook #39574, unabridged. The Project Gutenberg header, footer and licence are removed.

How long does The Radio Boys on Secret Service Duty take to read?

About 288 minutes of reading across 692 sections of 5 sentences each, at an unhurried pace.

How to read The Radio Boys on Secret Service Duty section by section

How to work through The Radio Boys on Secret Service Duty section by section, using the audio and the tap-to-define vocabulary.

  1. Open a chapter

    Choose one of the 29 chapters of The Radio Boys on Secret Service Duty to begin.

  2. Read one section

    Each section holds 5 sentences; read it once through.

  3. Listen and tap

    Play the section aloud, then tap any unfamiliar word for its entry.

Vocabulary met early in The Radio Boys on Secret Service Duty

Words and structures a reader meets early in The Radio Boys on Secret Service Duty, each tappable for pronunciation and meaning.

Radio
A word that appears in the opening chapter of The Radio Boys on Secret Service Duty; the reader can tap it to hear it and see its dictionary entry.
Mexican
A word that appears in the opening chapter of The Radio Boys on Secret Service Duty; the reader can tap it to hear it and see its dictionary entry.
Border
A word that appears in the opening chapter of The Radio Boys on Secret Service Duty; the reader can tap it to hear it and see its dictionary entry.
Revenue
A word that appears in the opening chapter of The Radio Boys on Secret Service Duty; the reader can tap it to hear it and see its dictionary entry.