Câu hỏi: He didn't know how to swim until he was 30.

A. It was not until he was 30 that he knew how to swim.

B. He knew how to swim after his 30s.

C. It took him 30 years to know how to swim.

D. He still didn't know how to swim until his 30s.

Câu 1: I should have finished my work last night but I was exhausted.

A. Last night I was exhausted but I tried to finish my work.

B. My work was finished last night but I was exhausted.

C. I did finished my work last night thought I was exhausted.

D. I was exhausted so I didn’t finish my work yesterday as planned.

Câu 2: The boss was annoyed that his secretary came to work late.

A. The secretary came to work late, which annoyed the boss.

B. The secretary came to work late causing annoyed.

C. That the secretary came to work late annoys the boss.

D. The boss disapproved of his secretary’s coming to work late.

Câu 3: He doesn’t study hard, so he can fail the exam.

A. If he studies hard, he won’t fail the exam.

B. If he didn’t study hard, he wouldn’t fail the exam.

C. If he studied hard, he wouldn’t fail the exam.

D. If he hadn’t studied hard, he wouldn’t have failed the exam.

Câu 4: He arrived early, which made everyone surprised.

A. Everyone was surprised at his early arrival.

B. He was so surprised that he arrived early.

C. He was so surprised that everyone arrived early.

D. It was so surprising that everyone arrived early.

Câu 5: Only Mary scored high enough to pass this test.

A. Only on this test was Mary’s score high enough.

B. Mary was the only person to pass this test.

C. Mary only passed this test because she scored higher than the others.

D. Mary’s score was barely enough to pass.

Câu 6: They are going to hold next year's congress in San Francisco.

A. Congress is going to be held next year in San Francisco.

B. Congress in San Francisco is going to be held next year.

C. Next year's congress is going to be held by them held next year.

D. Next year's congress is going to be held in San Francisco.