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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。??

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专业四级英语考试词汇语法精讲汇总