—When were you born?
— I was born_______ a cold winter morning in 1996.
A. on B. in C. at
Liang Li always helps others _____ she is very busy.
| A．but | B．and | C．although | D．because |
None of us _____ running, but we all like swimming.
| A．likes | B．liked |
| C．liking | D．would like to |
—Is _____ ready for the trip?
—No, we haven’t got a camera.
| A．nothing | B．everything |
| C．something | D．anything |
The cleaners must keep the street _____.
| A．from getting dirty | B．to dirty |
| C．to get dirty | D．getting dirty |
We must plant more trees after we _____ every year.
| A．cut off them | B．cut them off |
| C．cut down them | D．cut them down |