Câu hỏi trắc nghiệm (5 câu):
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Câu 1: Mã câu hỏi: 15022
There is mistake in the four underlined parts of each sentences. Find the mistake.
We are waiting for Mike for the last two hours, but he still hasn't arrived.
- A. are waiting
- B. the last two
- C. but
- D. hasn't arrived
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Câu 2: Mã câu hỏi: 15031
By the time he left the office, he have attended three meetings.
- A. By
- B. left
- C. have attended
- D. meetings
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Câu 3: Mã câu hỏi: 15032
So far this weekend, the teachers are giving us a lot of homework every day.
- A. So far
- B. the
- C. are giving
- D. homework
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Câu 4: Mã câu hỏi: 15033
By the end of the 20th century, scientists have discovered the cure for common cold.
- A. the end of
- B. 20th century
- C. have discovered
- D. for
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Câu 5: Mã câu hỏi: 15034
When I arrived, they had waited for me. They were very angry with me.
- A. arrive
- B. had arrived
- C. were
- D. with