Choose the sentence that is closest in meaning to each of the following questions.

Câu hỏi

John was not here yesterday. Perhaps he was ill.

A. John needn't be here yesterday because he was ill.

B. Because of his illness, John shouldn't have been here yesterday.

C. John might have been ill yesterday, so he was not here.

D. John must have been ill yesterday, so he was not here.

Chuyên đề ôn thi: Động từ khuyết thiếu (1)