35 câu Trắc nghiệm tổng hợp Ngữ pháp lý thuyết tiếng Anh có đáp án

While the waiter was picking up the broken plates, he_______his finger.

25/35

While the waiter was picking up the broken plates, he_______his finger.

cut

was cutting

had cut

cuts

Giải thích

Chọn đáp án A