四六级语法词汇9
动词后接不定式或动名词
有些动词或词组如admit， appreciate， avoid， consale， defer， delay， enjoy， escape， excuse， finish， mention， mind， miss， quit， postpone， practise， resist， risk， （can‘t） stand， suggest， give up， put off等后面只能接动名词。例如：
I enjoy playing football.
I don‘t mind sleeping with the door open.
有些动词如stop， remember， forget， try， mean等接不定式或动名词做宾语，意思各不相同。
try doing sth试试看（没有付诸的行动）
try to do尽力去做（已有行动）
mean doing sth意味着
mean to do sth打算
近义词辨析
change， alter， convert， modify， vary
这组词均含有“变化”的意思。
change
最常用，指任何一种变化过程，但多用于指某人或某物发生根本性转变，失去了原来的身份特征，前后完全不同。
Years of hard work had changed her a great deal.多年辛苦劳作使她变了很多。
alter
指对人或事物的某些特征进行某种程度的更改，但并没有使人或事物的性质发生根本改变。
She had to ask the dressmaker to alter the dress for her.她不得不请裁缝把衣服改一下。
convert
指使事物的条件、性质、功能等发生重要改变、转换、或转化。
Scientists are trying to find cheaper ways to convert salt water to fresh water.科学家在努力寻找将海水淡化的更廉价的方法。
modify
指在较小的范围内进行形式上的修改或调整。
They have to modify the terms of their lease.他们不得不修改租赁条款。
vary
可以指仅仅改变事物的外观，也可指使事物的内在性质发生变化，通常是在同一组事物中将一种情形改变为另一种情形。
She varies the program each month to make it more attractive.每个月她都对节目做些变动，使它更吸引人。
全真模拟试题
1. Nowhere in nature is aluminum found free， owing to its alw
ays ____ with other elements， most commonly with oxygen.
A. being combined B. having combined
C. to combine D. combined
2. Physics is the presentday equivalent of ____ used to
be called natural philosophy， from ____ most of presentday science arose.
A. which， what B. that， which
C. what， which D. what， that
3. On no account ____ ever leave the baby at home alone.
A. should you B. you should C. shall you D. you shall
4. ____the center of our planetary system was considered as heresy by the church in the Middle Ages.
A. It is the sun and not the earth
B. That the sun and not the earth
C. Being the sun and not the earth
D. The sun and not the earth
5. The reason that his property was confiscated by the country， it ____， was that he was involved in a lot of fraudulent activities during the war.
A. was turned out B. was being turned out
C. being turned out D. turned out
6. I‘d rather you ____ by train because the weather forecast said there would be heavy snow tomorrow.
A. went B. should go C. will go D. go
7. Einstein won the Nobel Prize in 1921 and enjoyed great fame in Germany u
ntil the rise of Nazism ____ he was expelled from Germany becaus
e he was a Jew.
A. when B. who C. then D. which
8. Nowhere but in the remotest region of the country ____find a place to settle down.
A. can he B. he can C. he D. for him to
9. With one leg broken in that car accident， he cannot even walk， ____ run.
A. let alone B. that‘s to say
C. not to speak D. not to mention
10. ____， she led a life of complete seclusion.
A. Being disgraced B. Disgraced
C. Disgracing D. She was disgraced
11. Sometimes a bus ____ gets on the bus to check the tickets.
A. agent B. officer C. conductor D. inspector
12. He made a quick ____ from his illness.
A. relief B. recovery C. survival D. relaxation
13. ____ the stress of examinations are over， we can all relax.
A. While B. Even though C. Now that D. For
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