(Viên chức Mầm non) 600 câu trắc nghiệm Trọng tâm tiếng Anh có đáp án - Phần 8
Xem toàn bộ quiz

What when we accident happened? A. he was doing B. was he doing C. he is doing D. is he doing

9/30

What when we accident happened?

he was doing

was he doing

he is doing

is he doing

Giải thích

Đáp án: B. was he doing

Giải thích: Câu hỏi thì quá khứ tiếp diễn.

Tạm dịch: Anh ấy đang làm gì khi tai nạn xảy ra?