Câu hỏi:

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Bell demonstrated his invention ____________ the public in 1876.

Choose the word whose underlined part is pronounced differently from the others

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It is ____________ to leave the house without locking.

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Alexander Graham Bell was born in 1847 in Edinburgh, Scotland. His father was an expert in phonetics, the study of the sounds of languages. As a boy, Bell became interested in sounds and speech. In 1870 the Bells decided to emigrate to America. They lived in Boston, where Alexander taught in a school for the deaf – mutes. There, he began experimenting with a machine to help the deaf hear. While experimenting with this machine, Bell had an idea. Why not use electricity to send the human voice from one place to another? Bell began work on a new invention of the telephone.

Which of the following is NOT TRUE?

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I am looking at ____________ in the mirror.

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I usually ____________ to school on foot when I was young.

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You’ll ____________ cook dinner yourself because mom is busy.