（题文）We should our city .
A. try our best to make; more beautiful
B. trying our best to making; more beautifully
C. try our best to making; more beautifully
D. trying our best to make; more beautiful
The car needs checking. It may cause accidents if it _______ soon.
A. won’t check B. won’t be checked
C. doesn’t check D. isn’t checked
（题文）The factory its waste into the river, but now it recycles the waste in a new way.
A. used to put B. is used to put
C. used to putting D. is used to putting
volunteers from all over the world are helping survivors rebuild their homes.
A. Three hundreds of B. Hundred of
C. Three hundreds D. Hundreds of
The flood washed away many villages. , many people have nowhere to live.
A. As a result B. So that
C. As a result of D. In fact
（题文）This kind of ice cream delicious. I'm sure it well.
A. is tasted; is sold B. tastes; is sold
C. is tasted; sells D. tastes; sells
