10. Would you mind waiting outside the office?
A. Did you wait outside the office?
B. Did you see anyone waiting outside the office?
C. Will you wait outside the office?
D. Do you enjoy waiting outside the office?
11. Hoa went to bed early because she was tired.
A. Hoa was tired, so she went to bed early.
B. Because Hoa went to bed early, she was tired.
C. Hoa was tired, but she didn't go to bed early.
D. loa didn't go to bed early although she was tired.
12. "I'm sorry I have to leave early" he said.
A. He apologized for having to leave early.
B. He apologized to have to leave early.
C. He apologized that he has to leave early.
D. He apologized to have left early.
13. I often get up early in the morning.
A. I am used to get up early in the morning.
B. I can get up early in the morning.
C. I like to get up early in the morning.
D. I am used to getting up early in the morning.
14. They are designing a new machine for the food process.
A. A new machine is being designed for the food process.
B. A new machine is being designing for the food process.
C. A new machine is designed for the food
process.
D. A new machine is being design for the food process.
15. Unless we protect the environment, our life will be badly affected.
A. If we protect the environment, our life will be badly affected.
B. If we don't protect the environment, our life will be badly affected.
C. If we don't protect the environment, our life won't be badly affected.
D. If our life is badly affected, we will protect the environment.
16. The teacher said to her students: "Don't make noise in class."