If I had worked harder, I would have passed the exam. A. I passed the exam because I worked harder than others. B. As I did not work hard enough, I did not pass the exam. C. Although I worked

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If I had worked harder, I would have passed the exam.

I passed the exam because I worked harder than others.

As I did not work hard enough, I did not pass the exam.

Although I worked very hard, I did not pass the exam.

Jack has investigated for days, suspected to have stolen credit cards.

Giải thích

Đáp án đúng là: A

Giải thích: câu điều kiện loại 3 diễn tả hành động không có thật trong quá khứ

Dịch: Vì tôi đã không đủ chăm chỉ nên tôi không đỗ kỳ thi.