1.       If only I ______ you wanted to invest money in business.           a. had know               b. knew                    c. have known           d. know 2.       If I were to leave my country, I ______ disappointed.           a. probably be            b. would have been           c. will be          d. would be 3.       If he hadn't wasted too much time, he______ in his examination.           a. would fail              b. wouldn't fail        c. wouldn't have failed  d. won't fail 4.       If I had take n that English course, I ______ much progress.           a. had made               b. would have made c. made                      d. would make 5.       If I were in your place, I ______ a trip to England.             a. will make               b. had made             c. would make           d. made

Để giải các câu hỏi trên, chúng ta sẽ sử dụng loại câu điều kiện giả định (conditional sentences).

1. "If only I ______ you wanted to invest money in business."

Câu này sử dụng dạng điều kiện hỗn hợp giả định. Đáp án đúng là: b. knew

2. "If I were to leave my country, I ______ disappointed."

Câu này sử dụng dạng điều kiện loại 2. Đáp án đúng là: d. would be

3. "If he hadn't wasted too much time, he ______ in his examination."

Câu này sử dụng dạng điều kiện loại 3. Đáp án đúng là: c. wouldn't have failed

4. "If I had taken that English course, I ______ much progress."

Câu này sử dụng dạng điều kiện loại 3. Đáp án đúng là: b. would have made

5. "If I were in your place, I ______ a trip to England."

Câu này sử dụng dạng điều kiện loại 2. Đáp án đúng là: c. would make

Nhớ rằng, để trả lời chính xác, bạn cần hiểu rõ về các loại câu điều kiện và cách sử dụng chúng trong Tiếng Anh.

5. If I were in your place, I would make a trip to England.

4. If I had taken that English course, I would have made much progress.

3. If he hadn't wasted too much time, he wouldn't have failed in his examination.

2. If I were to leave my country, I would be disappointed.