Theory should consist with practice.

　　考点例题：

　　As we all know, China is has a large population __________ 56 nationalities.

A. consists of B. is consisting of

C. consisting of D. making up of

　3. leave out遗漏; 省略;忽略

　　leave out a letter漏掉一个字母

　　leave out the problem for the moment暂不考虑这个问题

　　拓展：

　　leave sb. alone （by oneself）不打搅某人

　　leave sb./ sth. behind把......忘到脑后

　　leave...for...离开某地去某地

　　leave for动身去某地

　4. take the place of代替,取代（= replace）

　　take place（=happen）

　　take one's place （= take one's seat）就座

　　take one's place代替某人

　　翻译：我将代替我们经理出席会议。

________________________________________________________________________

　　1）I'll take the place of our manager to attend the meeting.

　　2）I'll take my manager's place to attend the meeting.

　　3）I'll replace our manager to attend the meeting.

　　4）I'll attend the meeting instead of our manager.

　　5）I'll attend the meeting in place of our manager.

　5. break down

　　（1）破坏; 拆散; 分解

　　Chemicals in the body break our food down into useful substances.

　　The robbers broke the door down.

　　（2）（机器）损坏

　　Our truck broke down outside town.

　　（3）失败; 破裂

　　The peace talks are said to have broken down.

　　（4）精神崩溃; 失去控制

　　He broke down and wept.

考点例题：

　　The Roman Empire _______________ in 476 AD.

　　A. broke away from B. broke down

　　C. broke up D. broke into

　　其它短语：

　6. lead to通向; 导致

　　All roads lead to Rome.条条道路通罗马。

　　Diligence led to his success. =

　　His success lay in diligence.勤奋使他获得了成功。

7. make sense有意义; 意思清楚; 有道理