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

Câu hỏi

My mother old clothes while my father the food packages for the next voluntary trip.

A. was classifying - was preparing

B. was classifying - prepared

C. classified - was preparing

D. classified - prepared

Đáp án
A. was classifying - was preparing

Câu hỏi thuộc Bài tập:

My mother ____ old clothes while my father ____ the food packages for the next voluntary trip.