B2 · 5 minutes · History

The invention of the telephone

Part of a history lecture about a device that changed communication.

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What you’ll practise

Follow a historical account in a lecture.

Words to know

patent: An official right to be the only one to make an invention.
inventor: A person who creates something new.
switchboard: Equipment used to connect telephone calls by hand.

Words at this lesson’s level (B2)

At B2, you probably know about 93% of the words in this lesson.

Show 1 word that may be new

nineteenth above B2Look up

These words are in the recording, so they also help with the answers.

Word levels from the CEFR-J Wordlist 1.5 (Yukio Tono, Tokyo University of Foreign Studies); words not in it count as above B2. Your level is the one you chose in the level guide, otherwise the lesson’s.

Source

Original exercise by Joy English. Synthetic voice: Kokoro-82M (Apache-2.0).

Original script; synthetic narration.

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