非谓语动词---动名词表语主语宾语动名词Learningisdifficultbutinteresting
MyjobisteachingEnglish
WeshouldpracticereadingEnglisheveryday
动名词的句法功能:动名词由动词加ing构成,主要起名词作用,在句中担任主语、表语、宾语
作主语可以直接放在句首,也可以用先行代词it作为形式主语,而把动名词后置
Seeingisbelieving
(眼见为实)Collectingstampsisagoodhobby
(单个动名词短语作主语时,谓语动词用单数)e
Itisnouse(good)+动名词:做某事没用(不好)It’snousecryingoverspiltmilk
(覆水难收)It’snogoodsmokinganddrinking
又如,Itisnouse/nogood/fun/awasteoftime(浪费时间)/worth(值得的)/,etc
+doing_____milkisgoodforyourhealth
DrinksB
DrinkD
Drunk______newwordsisveryusefulwhenyoulearnaforeignlanguage
LearnsB
LearnC
LearnedD
LearningC
Drinking2
作表语:通常是说明主语的内容,注意它与谓语动词进行时的区别Hishobbyiscollectingstamps
(此句为主系表结构)可改为:Collectingstampsishishobby
但Heiscollectingstamps
(iscollecting是谓语动词进行时,此句为主谓宾结构)不能改为:Collectingstampsishe
Yourtaskis_____thewindows
cleani