??worth 的用法
worth, worthy, worthwhile都是形容词,意为"值得"。
1). worth: be worth + n. 当名词为金钱时,表示"…… 值得……"
常见的有It ’s worth while to do./ It ’s worth(someone’s)while doing
be worth doing sth. "……某事值得被做"
The question is not worth discussing again and again. 这问题不值得反复讨论。
2). worthy:be worthy of +n. 当名词为抽象名词时表示"……值得……"
be worthy to be done "某事值得被做"
The question is not worthy to be discussed again and again.
3). worthwhile: be worthwhile to do sth "值得做某事"
It is worthwhile to ask him to join the club.值得邀请他加入俱乐
?考试重点:分词在句中的作用;现在分词的被动式和过去分词的区别;现在分词和过去分词的区别;分词的逻辑主语与主句的主语是否一致;分词的独立主格;with(without)引导的分词的独立结构。 -ING分词是指由动词原形+-ING构成的、具有完成时态和被动语态的一种非谓语动词形式,具体形式如下:
|
主动形式 |
被动形式 |
现在式 |
doing |
being done |
过去时 |
|
Done |
完成时 |
having done |
having been done |
就其语法功能而言,它可以作表语、补足语、状语和定语。 一、分词在句中的作用 1、She was sitting in an armchair _____ a book. A. reading B. to read C. to be reading D. to have read (答案:A。分词短语在句中做伴随状语。)(1995年37题) 2、_____ anything about the accident, he went to work as well. A. Not know B. Know not C. Knowing not D. Not knowing ( 答案:D。分词做原因状语)(2000年28题) 3、They all returned to the village _____ that the danger was over. A. convincing B. convinced C. to convince D. having convinced (答案:B。过去分词做伴随状语)(1997年57题) 4、We kept our _____ all night to frighten the wolves. A. burning fire B. burnt fire C fire burning D. fire burnt (答案:C。现在分词作宾补表示动作正在进行)(1997年55题) 二、现在分词和过去分词的区别 1、She told me that it was the most _____ gift her daughter had received. A. delighting B. delighted C. delights D. delight (答案:A。现在分词修饰的是事物,常译作“令人……”,具有主动、进行的意思。过去分词修饰人,常译作“感到……”,具有被动、完成的概念。又如:a moved audience:受感动的观众。)(2003年38题) 2、My parents are _____ with my progress. A. please B. pleased C. pleasing D. being pleased (答案:B。) ??
(五)stop 和go on后面接不定式和动名词的区别 动名词表示停下或继续正在做的事情;不定式表示停下以便做某事或改做另外一件事情。 1、The old man walked slowly, stopping frequently _____. A. on rest B. at rest C. resting D. to rest (答案:D。“to rest”作目的状语,意思为“停下来的目的是为了休息”。)(1999年29题) 2、Men will never stop _____ for new ways of getting new energy. A. search B. to search C. searching D. searched (答案:C) 3、You have been talking for two hours. How long do you intend to go on _____ like that? A. talking B. to talk C. doing talking D. talk (答案:A) (六)remember 和forget接不定式和动名词的区别 remember, forget + doing sth:表示动作发生在过去。 remember, forget +to do sth:表示动作尚未发生。 1、Don’t forget _____ the window before leaving the room. A. to have closed B. to close C. having closed D. closing (答案:B。to close表示一个在leaving 之后发生的将来的动作)(2001年28题) 2、I remember giving the letter to him. 我记得把信给他了。(giving表示一个在remember之前发生过的动作。) (七)have sth done 和 have sb do sth的用法 1、We are going to have our office _____ to make room for a new engineer. A. to rearrange B. rearrange C. rearranged D. rearranging (答案:C。have sth done:表示这个动作由别人来做。)(2002年50题) 2、I’ll _____ that I’m a qualified engineer. A. have you know B. have known you C. have you knowing D. have you known (答案:A。表示让某人做某事。)(2003年25题)
I have my clothes ____ ,so I am busy.
A washed
B to be washed
C wash
D washing
I have my clothes washed, so I am free.
I have my girlfriend wash my clothes ??
考试重点:动名词的逻辑主语,完成式,被动式,否定式;动名词做介词的宾语,有时介词可省略;“to”的作用。 基本形式:
|
主动形式 |
被动形式 |
一般时 |
doing |
being done |
完成时 |
having done |
having been done |
在句子中可以充当主语、表语、宾语和定语。
动词可以用动名词作宾语。例如:
admit
承认 |
appreciate
感激 |
avoid
避免 |
complete完成 |
consider认为 |
delay
耽误 |
deny
否认 |
detest
讨厌 |
endure
忍受 |
enjoy
喜欢 |
escape
逃脱 |
fancy
想象 |
finish
完成 |
imagine
想象 |
mind
介意 |
miss
想念 |
postpone推迟 |
practice
训练 |
recall
回忆 |
resent
讨厌 |
resume
继续 |
resist
抵抗 |
risk
冒险 |
suggest
建议 |
face
面对 |
include
包括 |
stand
忍受 |
understand
理解 |
forgive
宽恕 |
keep
继续 |
admit
to |
prefer…to |
be
used to |
lead
to |
devote
oneself to |
object
to |
stick
to |
no
good |
no
use |
be
fond of |
look
forward to |
be
proud of |
be
busy |
can't
help |
be
tired of |
be
capable of |
be
afraid of |
think
of |
burst
out |
keep
on |
insist
on |
count
on |
set
about |
|
put
off |
be
good at |
take
up |
give
up |
be
successful in |
|
to 可以用作介词,也可用作不定式的标示。下面的to 都用作介词:
admit
to |
object
to |
be
accustomed to |
be
used to |
stick
to |
turn
to开始 |
look
forward to |
be
devoted to |
pay
attention to |
contribute
to |
apologize
to |
devote
oneself to |