What action should they _______ such a thing happening again?
| A．do stopping | B．take stopping |
| C．take to stop | D．do to stop |
Sun Yang is good at______, we all like him.
| A．swims | B．swim |
| C．to swim | D．swimming |
The two twins are too young, we should help______.
| A．them | B．their | C．they | D．theirs |
— I like eating vegetables. What about you?
— ______. They are nice.
| A．No | B．Thanks | C．Me too | D．OK |
— ______do you go to work every day, Mr. Ling?
— By bus.
| A．When | B．Where | C．What | D．How |
Everyone ______friendly in my school.
| A．do | B．does | C．is | D．Are |