Choose the word or phrase that is CLOSEST in meaning to the underlined part in each of the following sentences.

Câu hỏi

Everyone can save power by unplugging the home appliances when they’re not in use.

A. turn in

B. switch on

C. switch off

D. turn on

Đáp án
C. switch off

Câu hỏi thuộc Bài tập:

UNIT 11: OUR GREENER WORLD