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

Câu hỏi

While we____ football, it suddenly began to rain.

A. were playing

B. have played

C. are playing

D. play

Đáp án
A. were playing

Câu hỏi thuộc Bài tập:

Ms. Dung Purple - Revision for the First Final Term