set ...free 释放......，使......获得自由

　　be free to do sth. 随心所欲地做某事

　　free from/of 无......的；不涉及......的

　　(2)free sb.from 把某人从......解放出来， 使某人摆脱/免除

　　(1)for free 在句中常用作状语。

　　(2)free of charge 常用作表语或状语。

　　(3)在短语 free from/of 中，free 为形容词。

　　2．look back (on)回忆，回顾

　　look into　　　　　　　　 调查；向里面看

　　look down upon/on 歧视，看不起

　　look forward to 希望，盼望

　　look around 环顾四周

　　3．make use of利用；使用

　　对于make use of 这个短语，除了熟练掌握住它的还应注意以下两点：

　　(1)把 use 提前，使用被动语态。

　　(2)把 use 提前用作先行词，其后接定语从句。

　　具有这种用法的其他常用短语还有 pay attention to; play a role in 等。

　　四．巩固练习　　　　　　　　　　　　　　　

　　Ⅰ.单项填空

　　1．We don't think the experiment is _____ failure. At least we have gained ________ experience for future success.

　　A．the; a　　　　　B．a; / C．a; an D．the; the

　　2．It's very kind of you to keep me well ______　 what is going on there.

　　A．informing from B．from informing of C．informed of D．from informed about

　　3．If most breadwinners ________ a day's pay to the Hope Project, then it will be hopeful.

　　A．gift B．present C．donate D．give

　　4．-How did you like the film Kung Fu Panda Ⅱ？

　　-It's not as wonderful as what has been advertised. It is only ________.

　　A．particular B．average C．interesting D．strange

　　5．Chinese government has passed a new law that doesn't ______ gifts with public funds.

　　A．approve of its leaders bought B．approve its leaders to buy

　　C．approve of its leaders to buy D．approve of its leaders buying

　　6．China will continue its cooperation with ASEAN and will not ________ for so­called leadership in the region with the other countries.

　　A．arrange B．struggle C．apply D．provide

7．Microblogs provide a fun and easy way to keep up with the news and ________ thoughts with friends online.