---Do you know Mo Yan?
---Of course. He won the 2012 Nobel Prize for Literature _________ the age of 57.
| A．in | B．at | C．on | D．to |
The model plane __________ used wood and glass, and the paintings __________ grass.
A. is made of, are made from
B. is made from, is made of
B. are made of, are made from
D. are made from, is made of
Mary __________ every day after school, but now she __________ all the time.
| A．used to play, is used to study |
| B．used to play, is used to studying |
| C．is used to play, used to study |
| D．is used to playing, used to study |
Could you please tell me how __________ to the post office?
| A．can I get | B．get | C．to get | D．getting |
I wonder __________ June is a good time to visit Hong Kong.
| A．whether | B．weather | C．that | D．When |
__________ salty potato chips they are!
| A．What | B．What a | C．How | D．How a |