15000 bài tập tách từ đề thi thử môn Tiếng Anh có đáp án (Phần 1) (Part 5)

An increased number of city dwellers has made the obsolete infrastructure worse and required a lot of repairs in these days. A. has made B. obsolete infrastructure C. required D. repairs

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An increased number of city dwellers has made the obsolete infrastructure worse and required a lot of repairs in these days.

has made

obsolete infrastructure

required

repairs

Giải thích

Đáp án A

- A number of + N số nhiều + V chia số nhiều

ð Đáp án A (has made => have made)