---- Do you know Neil Armstrong?
---- Yes, he is the first man ___ on the moon..
| A．walk | B．walks | C．to walk | D．walked |
Health is very _____and every student knows the _____of keeping healthy.
| A．important ; importance | B．important ; important |
| C．importance ; importance | D．importance ; important |
Tom, your hair is too long．Would you please get your hair ____?
A．cut
B．to cut
C．be cut
At last, Kangkang made the baby _______ and began to laugh.
A．stop to cry
B．stop crying
C．to stop to cry
I would like ________ at home this weekend．
A．stay
B．staying
C．to stay
The assistants don’t allow students __________ in the reading room．
A．speak
B．speaking
C．to speak