The bag was heavy, so we could not take it with us If the bag

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Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.

The bag was heavy, so we could not take it with us.

If the bag was not heavy, we would take it with us

Had the bag not been heavy, we would have taken it with us

If had the bag not been heavy, we would have taken it with us

Unless the bag had not been heavy, we would have taken it with us

Giải thích

Đáp án B

Câu điều kiện loại ba diễn tả điều giả định ngược với quá khứ.

Cấu trúc: If + S1 + had P2, S2 + could/would have P2

Đảo ngữ của điều kiện loại 3: Had + S1 + P2, S2 + could/would have P2

Tạm dịch: Cái túi quá nặng. Chúng tôi không thể mang nó theo.

A. sai ngữ pháp: câu điều kiện lọa II câu điều kiện loại III

B. Nếu cái túi không nặng, chúng tôi có thể mang nó theo.

C. sai ngữ pháp: If had the bag not been → If the bag had not been

D. sai ngữ pháp: Không dùng “not” trong mệnh đề “Unless”