Đề thi Tiếng Anh 11 Học kì 1 có đáp án (Đề 5)

After I had returned home from the school, I was preparing dinner

24/40

Choose the underlined part that must be corrected

After I had returned home from the school, I was preparing dinner.

had returned

from

was preparing

dinner

Giải thích

Đáp án: C