He is exhausted. He _______ around the whole afternoon trying to clean the house before the guests arrive.

Câu hỏi :

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions

A. has been running

B. has run

C. be running

D. was running

* Đáp án

A

* Hướng dẫn giải

Đáp án A

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