——Where is your father? I’m looking for him everywhere．
——He______ my grandmother surfing the Internet on the second floor．
| A．is teaching | B．teaches |
| C．has taught | D．Taught |
We must be strict _____ ourselves and strict _____ our work.
| A．in; with | B．with; in |
| C．in; in | D．with; with |
Now more and more people prefer__to__in order to reduce the air pollution.
| A．to walk; driving | B．walking; drive |
| C．walking; driving | D．to walk; drive |
They would rather___colours like orange or yellow than blue or white.
| A．use | B．to use | C．using | D．uses |
Do you like ____ books ?
| A．reading | B．looking | C．read | D．look at |
Lingling and Daming are _____ .
| A．a teacher | B．my friend |
| C．Class One | D．students |