Câu hỏi: He last visited London three years ago.

A. He has been in London for three years.

B. He hasn't visited London for three years.

C. He didn't visit London three years ago.

D. He was in London for three years.

Câu 1: Large cars use more gas than smaller ones.

A. If you own a small car, it uses more gas.

B. The smaller the car, the more gas it uses.

C. The larger the car, the more gas it uses.

D. Large cars don’t use as much gas as smaller ones.

Câu 2: They were late for the meeting because of the heavy snow.

A. If it snowed heavily, they would be late for the meeting.

B. Had it not snowed heavily, they would have been late for the meeting

C. But for the heavy snow, they wouldn't have been late for the meeting.

D. If it didn't snow heavily, they wouldn't be late for the meeting.

Câu 3: He was successful in his career thanks to his parents' support.

A. But for his parents' support, he wouldn't have been successful in his career.

B. If his parents hadn't supported him, he would have been successful in his career.

C. Had it not been for his parents' support, he wouldn't be successful in his career.

D. Had his parents supported him, he wouldn't be successful in his career.

Câu 4: You have just passed your exam. This makes your parents happy.

A. Having just passed your exam making your parents happy.

B. You have just passed your exam makes your parents happy.

C. That you have just passed your exam makes your parents happy.

D. You have just passed your exam which it makes your parents happy.

Câu 5: You could not have made a very good impression on them.

A. You seem to have impressed them very unfavourably.

B. It’s impossible that the effect you made on them was particularly positive.

C. Something appears to have made them think you are unsuitable.

D. You should have tried harder to make them think well of you.

Câu 6: Joe has finished his frist-aid course. He proves extremely helpful as a rescue worker.

A. Although Joe proves extremely helpful as a rescue worker, he hasn’t finished his first-aid course.

B. Without finishing his first-air course, Joe proves extremely helpful as a rescue worker.

C. However helpful Joe proves as a rescue worker, he hasn’t finished his first-aid course.

D. Having finished his first-aid course, Joe proves extremely helpful as a rescue worker.