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

She __________a letter when the telephone rang.

A. wrote

B. was writing

C. was written

D. has written

Đáp án
B. was writing

Câu hỏi thuộc Bài tập:

E9- Vào 10- Đề ôn 7