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1. in part部分地;play a part--- She played a part in the play . 她参与这出戏的演出.
Apart of一部分，在part前面无形容词时，往往不加a而直接说part of
Part from与人分离;part with与物分离
He refused to part with his old camera.
Participate是一个不及物动词---participate in
Partial除了指部分的，不完全的，还可以指偏心的这个时候要使用to---My father is partial to my sister.
Partly和partially区别在于，partly指数量上的部分，而partially指程度上的部分---The meat was only partially cooked.
Particular做形容词，但是其复数particulars做名词意思是详情，细目The lawyer must know all the particulars of the case.
律师必须了解案情的所有细节. Particular description详细的描写
Be particular about---对...讲究，严格---She is very particular about what he wears.
Be particular to---为...所特有---The coconut is particular to the tropics.
In particular仅能置于名词后，意思是特别，尤其
A portion of +复数名词，在做主语时，其后谓语要用单数
The proportion of A to B---A对B的比例
the proportion of births to deaths 出生与死亡的比例
Her head is out of proportion to the size of her body. 她的头部与身体大小不成比例.
In proportion as +从句;in proportion to +名词---按...的比例，与...成正比
In proportion as the sale Increase , the profit will rise 按销售额增加的比例,利润也将增加
Cancers are described as more or less malignant in proportion as they are more or less rapidly growing and invasive. 癌生长的快慢和侵袭性的大小与它的恶性
程度成正比
A is in driect proportion to B --A与B成正比例
Their earnings are in proportion to their skill. 他们的收入与技术成比例.
In proportion成比例，相称; out of proportion---不相称
That be to say, discount will increase in proportion with the quantity you be go to buy . 这就是说，折扣的数额将随着你方购买的数量而成比例增加.
The door is out of proportion with the windows. 这门与窗户不相称.
Be proportional to---与...成比例
Payment will be proportional to the amount of work done. 酬金将与工作量成比例.
Apart是一个副词;apart from有双重意思，既有除...外，也有除...外类似expect和besides;但是apart from是一个副词 +介词结构
Apart from a fright, he was uninjured. 除了吓一跳以外，他没受伤.
Impart意思是分给，给与-- A good teacher imparts wisdom to his pupils.一个好的教师把智慧赋予学生.
抽象事
Impart sth to sb---告知，透露--- Would he, asked Mr. Lorry, he sensibly relieved if he could prevail upon himself to impart that secret brooding to any one, when
it is on him? 患者有了那种秘密的预感之后，罗瑞先生问道，若是能说服自己向别人透露透露，对缓解痛苦能起作用么?
2. surpass all expectation出乎意料; pastime注意拼写,意思是消遣，娱乐 I often travel as a pastime.
3. be impatient for/to do---急切地---I am impatient for the sight.我急欲看到这种情景.
Be impatient of不能忍受---I am impatient of the sight.我不能容忍这种情景.
4. pay for goods and service; pay bill/account/debt
5. He is popular with masses.---他深得人心. A popular price---低廉的价格
Populate是动词居住于 The city is densely populated.该市人口稠密. A densely populated city人口稠密的诚实.
Population用large或small形容;表示人口多少使用have a population of
How large is the population of China?
China has a population if 1200 million people.
6. happen还有偶然发生这样的意思，所以不能当take place用
I happened to be in.=It so happened that I was in.---我碰巧在家
7. permit在以事物做主语的时候可以使用 permit of---The situation permits of no delay.情况不容拖延.
Permit也可以做名词执照，许可为可数，permission做名词主要指比较抽象的含义为不可数，比如without permission
Admit +doing承认，供认---He admitted stealing the bicycle.
Admit/admission指允许进入之权利---admission to the lecture允许听课
Enter/entrance指进入之行为---The entrance to university入学
8. persuade有两个意思，在表示说服的时候，使用 persuade sb into/out of doing. 在表示使相信的时候，使用persuade sb /that
9. a television personality电视名人
10. the physical world物质世界; physically and mentally身心两方面
11. accumulate作为动词，其形容词是cumulative，名词是cumulation
12. in stead of 有一定的否定意味，意思可以是弃A用B，如果要表示替代，应该使用in place of
13. I will be plain with you.---我将坦率地对你.
14. reach a plateau进入停滞期，进入平稳状态House prices seem to have reached a plateau, but may start rising again soon.
15. be pleased to do乐于做...; be pleased with...对...满意
16. complement既是动词也是名词，主要指补充不足之处使完美;supplement主要指另外增加的a supplementary reader补充读物
supply既是动词也是名词supply a demand满足需求;supply and demand供求; supply sb with sth; supply sth to sb