Đề kiểm tra giữa kì 2 Tiếng anh 12 năm 2023 có đáp án (Đề 14)

A small stone struck the windshield while we down the road.

15/40

A small stone struck the windshield while we ________ down the road.

were driving

had been driving

was driving

drove

Giải thích

Chọn A