We must our best to help others．A.try to doB.to try to doC.to try doD.try do 题目和参考答案——青夏教育精英家教网—

1. Peter borrowed my camera but he didn't r___________ it to me.
2. They had a very unusual e___________ on Sunday.
3. We all know Yang Liwei is a great a___________.
4. If you get a good c___________, ou must hold it.
5. When the alien was buying a s___________ the girl called the police.
6. Don't cross the street when the light is red. It is very ___________ (危险).
7. My spoken English is poor. I want to ___________(提高)it.
8. We must ___________(保护)the forest. It's good for us.
9. I don't like living ___________(独自).
10. I got up early this morning in ___________ to(为了)catch the early bus.

We must________ our best to help others．

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