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

Câu hỏi

We an old box while we in the garden.

A. found - dug

B. found - were digging

C. was finding - dug

D. were finding - were digging

Đáp án
B. found - were digging

Câu hỏi thuộc Bài tập:

We ____ an old box while we ____ in the garden.