Câu hỏi: His friends supported and encouraged him. He did really well in the competition.

A. If his friends had given him support and encouragement, he could have done really well in the competition.

B. No matter how much his friends supported and encouraged him, he couldn’t do well in the competition.

C. Such were his friends’ support and encouragement that he couldn’t do really well in the competition.

D. Had it not been for his friends’ support and encouragement, he couldn’t have done so well in the competition.

Câu 1: 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 2: The government have established some wildlife reserves. They want to protect endangered species.

A. Whether the government have established some wildlife reserves or not, endangered species are still protected.

B. Endangered species can't be protected although the government have established some wildlife reserves.

C. The government have established some wildlife reserves so that endangered species can be protected.

D. If the government established some wildlife reserves, they would be able to protect endangered species.

Câu 3: 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 4: 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 5: 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.

Câu 6: Did you happen to run into George last week?

A. Was it a week ago that you last saw George?

B. Where do you think George was all last week?

C. Have you got any idea what happened to George last week?

D. Did you, by any chance, see George last week?