1 . I need __________(赠送) some of these old baby clothes. (根据汉语提示完成句子)

2 . You must be very intelligent to be employed. (变成否定句)

3 . You ________/________ ________ ________(不必) worry about him. He’s not a child. (根据汉语提示完成句子)

4 . You________/________ ________ ________（不必）return the book now. You can keep it until next week if you like. （根据汉语提示完成句子）

6 . 他无须担心这件事。
He ____________________it.

7 . 房间需要打扫了。
The room needs cleaning. =The room needs ______________________.

8 . 他需要先做作业吗？
______________________ his homework first?

9 . My room is a mess,but I______________________before I go out tonight.I can do it in the morning.（根据汉语意思完成句子)
我的房间很乱,不过今晚在我出去之前,我没必要打扫它。我可以在(明天)早晨打扫。

10 . 完成句子
①____________ I smoke here?
我能在这里吸烟吗？
②____________ you lend me a hand?
你能帮帮我吗？
③I saw him just now so he ____________ have gone abroad.
刚才我还看见他了，所以他不可能出国的。
④Why ____________ you leave?
为什么你偏要走呢？
⑤You ____________ smoke so much.
你不应该吸烟太多的。
⑥____________ we leave now? Tom ____________ have been waiting for long.
我们现在该走了吧？汤姆肯定等了很长时间了。
⑦Nothing ____________ stop us from carrying out the plan.
没有什么能阻止我们实施此计划。
⑧You ____________ waste any time.
你不应该浪费一点时间。
⑨You don’t need ____________(do) it yourself.
你不必自己做这件事。