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英语语法总结--动名词

 
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一.动名词作主语、宾语和表语

动词变为进行时的规则:
(1)动词以单个e 结尾,去掉e;加 ing动词以ee结尾,直接加ing ,如:agree→agreeing;see →seeing
(2)动词为单音节:以单一元音字母 + 单一辅音字母结尾,辅音字母双写
(3)动词为双音节或者多音节:最后一个音节为重读音节,以单一元音字母 + 单一辅音字母结尾,辅音字母双写,再加ing
(4)以y 结尾的动词,直接加ing


1)作主语
  FightingbrokeoutbetweentheSouthandtheNorth.
  南方与北方开战了。

2)作宾语 
 a.动词后加动名词doing作宾语V.+doingsth
admit承认   appreciate感激,赞赏 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     prevent阻止
fancy想象   finish完成     imagine想象  mind介意   miss想念      postpone推迟       practise训练 recall回忆     resent讨厌     resist抵抗  resume继续     risk冒险
suggest建议  face面对      include包括    stand忍受   understand理解   forgive宽恕        keep继续

举例:
 (1) Wouldyoumindturningdownyourradioalittle,please?
 (2) Thesquirrelwasluckythatitjustmissedbeingcaught.   

 b.词组后接doing
admitto  prefer…to beusedto   leadto   devoteoneselfto objectto   stickto  

busy   lookforwardto(to为介词)
nogood, nouse, It'sworth…, aswellas,
can'thelp, It'snouse/good betiredof
befondof becapableof beafraidof 
beproudof thinkof/about holdoff    
putoff keepon insiston  counton/upon
setabout besuccessfulin goodat  takeup
giveup  burstout  prevent…from… 

3)作表语
  Herjobiswashingcleaningandtakingcareofthechildren.

二.worth的用法

worthworthyworth-while都为adj. 意为"值得"


1.worthbeworth+n. 当名词为金钱时,表示"……值得……"
 beworthdoingsth. "……某事值得被做"
   Thequestionisnotworthdiscussingagainandagain.

2.worthybeworthyof+n. 当名词为抽象名词时表示"……值得……"
 beworthytobedone"某事值得被做"
   Thequestionisnotworthytobediscussedagainandagain.

3.worth-whilebeworth-whiletodosth "值得做某事"
 worthwhileItisworthwhiledoingsth
        Itisworthwhilesbtodosth.

典型例题
Itisnot____todiscussthequestionagainandagain.
A.worth B.worthy C.worth-while D.worthwhile
答案C.worth的用法可知,此句只适合词组beworth-whiletodosth.。因此选C


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