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

Câu hỏi

While we in the park, Mary .

A. were running - was falling over

B. ran - fell over

C. were running - fell over

D. were running - was falling over

Đáp án
C. were running - fell over

Câu hỏi thuộc Bài tập:

While we ____ in the park, Mary ____.