The retired couple have decided to go to college．It's time for to begin a new life．（ ）
| A． |
they |
B． |
them |
C． |
their |
D． |
theirs |
Is this a new piano？
No．I have _____ it for a long time．（ ）
A．hadB．joinedC．boughtD．borrowed
How do you _____ with your classmates？
Very well．They are all friendly and helpful．（ ）
A．get offB．get onC．put off．D．put on
Steve and his two little brothers made a model plane，and they wonfirst prize．
_____ clever children!（ ）
A．HowB．WhatC．What aD．What an
Will you go bike riding with Sam or stay at home？
_____．My book report is due in two days．（ ）
A．Yes，I willB．No，I won't
C．I'll ride a bikeD．I'll stay at home
Last night，I found a photo in an old book．It made me_____ of my primary school life．（ ）
A．thinkB．thinkingC．thoughtD．to think