15000 bài tập tách từ đề thi thử môn Tiếng Anh có đáp án (Phần 40)

The number of unemployed people __________ recently. A. is increasing B. has increased C. have increased D. increase

189/200

The number of unemployed people __________ recently.

is increasing

has increased

have increased

increase

Giải thích

Đáp án B