Bộ 20 đề ôn thi vào Chuyên Anh năm 2023 cực hay có lời giải (Đề 30)

When ______ to explain his mistake, the new employee cleared his throat nervously. A. asking B. to be asked C. to be asking D. being asked

18/82

When ______ to explain his mistake, the new employee cleared his throat nervously.

asking

to be asked

to be asking

being asked

Giải thích

Chọn D