---What are you going to do this weekend?
-----I’m going to help _____the city parks with my classmates to make them clean.
| A．set up | B．fix up |
| C．put up | D．clean up |
Mr. Wang _______drive to work, but now he _______there by bike to keep healthy.
| A．used to; is used to going |
| B．used to; is used to go |
| C．was used to; is used to going |
| D．was used to; is used to go |
— We weren’t able to any new suggestions.
— Don't worry. We’ll try to figure it out.
| A．catch up with | B．come up with |
| C．make up | D．set up |
-Steven, could you help me_______ when the plane will take off on the Internet?
-I'm sorry, my computer doesn't work.
| A．look after | B．look out |
| C．look up | D．look for |
— The little boy is afraid of _________ out at night.
— Oh, he should be braver.
| A．go | B．goes | C．going | D．to go |