Bộ 20 đề kiểm tra Tiếng Anh thi vào 10 có đáp án - Đề 9

The telephone______ for almost a minute. Why doesn't someone answer it?

16/40

The telephone______ for almost a minute. Why doesn't someone answer it?

has been ringing

has rung

has been rung

is ringing

Giải thích

Chọn đáp án A