Bộ 5 đề thi cuối kì 1 Tiếng Anh 12 Global Success có đáp án (Đề 4)

We ______ our classroom for the upcoming Teachers' Day, but there's still a lot to do.

15/40

We ______ our classroom for the upcoming Teachers' Day, but there's still a lot to do.

are decorating

decorated

have been decorating

have decorated

Giải thích

C