1. The boy was too nervous to speak.

　　那男孩紧张得说不出话来。

　　2. He struck his attacker on the ear.

　　他打了那个攻击者一耳光。

　　3. He suddenly appeared in the party.

　　他突然在晚会上出现了。

　　4. I really need to lose some weight.

　　我真的需要减肥了。

　　5. I think you have the Wrong number.

　　我想你打错号码了。

　　6. You can never turn the clock back.

　　时光不能倒流。

　　7. You may as well tell me the truth.

　　你还是把事实告诉我为好。

　　8. Are your grandparents still living?

　　你的祖父母还在么?

　　9. If you would only try, you could do it.

　　只要你肯尝试，你一定能做这件事。

　　10. It is no use learning without thinking.

　　学而不思则惘。