Câu hỏi: There are billions of stars in_________ space.

A. a

B. an

C. the

D. x

Câu 1: _________ ten minutes earlier, you would have got a better seat.

A. If you arrived

B. Had you arrived

C. Were you arrived

D. If you hadn’t arrived

Câu 2: I deeply regret __________ to her so severely last night. She was badly hurt.

A. to speak

B. to be speaking

C. being spoken

D. having spoken

Câu 3: The last time I went to the museum was a year ago.

A. I have not been to the museum for a year.

B. A year ago, I often went to the museum.

C. My going to the museum lasted a year.

D. At last I went to the museum after a year.

Câu 4: In some parts of the country, prices are__________ than in others.

A. the highest

B. higher and higher

C. highest

D. more and more high

Câu 5: Ensoleill and Sunny are talking about Ted’s accident last week.

A. How terrific!

B. Poor Ted!

C. What it is now?

D. What a motor bike!

Câu 6: Be careful or you may get lost and run out of money.” She said. 

A. She advised me to be careful or I might get lost and run out of money.

B. She warned me to be careful or I had to get lost and run out of money.

C. She ordered me to be careful and I might get lost and run out of money.

D. She told me to be careful if I got lost and run out of the money.