Câu hỏi: If he wrote to her, she would be happy.

A. When he wrote to her, she wasn't happy.

B. May be he'll write to her, and then she'll be happy.

C. He doesn't write to her, so she isn't happy.

D. She's happy because he has written to her.

Câu 1: James did not come. He did not call either.

A. James did not come, so he did not call.

B. James did not come and he did not call, too.

C. James did not came but he called afterwards.

D. James neither came nor called.

Câu 2: They couldn’t think of anything better to do. They decided to baby-sit for the family.

A. As long as they couldn’t think of anything better to do, they decided to baby-sit for the family.

B. They couldn’t think of anything better to do, yet they decided to baby-sit for the family.

C. Since they couldn’t think of anything better to do, they decided to baby-sit for the family.

D. As soon as they couldn’t think of anything better to do, they decided to baby-sit for the family.

Câu 3: He couldn’t retake the exam because he missed too many lessons.

A. He would retake the exam if he didn’t miss too many lessons.

B. He could have retaken the exam if he hadn’t missed too many lessons.

C. If he missed too many lessons, he wouldn’t retake the exam.

D. If he had missed too many lessons, he wouldn’t have retaken the exam.

Câu 4: Start at once or you will be late.

A. Unless you start immediately, you won’t be late.

B. You would be late if you didn’t start at once.

C. If you don’t start immediately, you will be late.

D. If you started at once, you wouldn’t be late.

Câu 5: He didn’t take his father’s advice. That’s why he is out of work.

A. If he had taken his father’s advice, he would not have been out of work.

B. If he took his father’s advice, he would not be out of work.

C. If he had taken his father’s advice, he would not be out of work.

D. If he takes his father’s advice, he will not be out of work.

Câu 6: I am sure he did not know that his brother graduated with flying colors.

A. He should not have been envious of his brother's achievement.

B. He cannot have known that his brother graduated with very high marks.

C. That his brother graduated with flying colors must have been appreciated by him.

D. He may not know that his brother is flying gradually up in a colorful balloon.