Đề thi Tiếng Anh 8 Thí điểm Học kì 2 có đáp án (Đề 2)
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Scientists have invented new devices to help people live a longer life

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Rewrite the second sentence so that it has a similar meaning with the first one

Scientists have invented new devices to help people live a longer life.

New devices ____________________________________________________

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Giải thích

Đáp án: New devices to help people live a longer life have been invented by scientists.