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《Structures in Use、Grammar in Use》PPT课件优质课下载
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The teenage year from 13 to 19 were the most difficult time for me .【2016?全国新课标III】
As I told you last time, I made three new friend here. 【2015?四川】
We can do reading for one and a half hour and play sports for one hour every day .【2014?全国卷II】
…he stopped at a box of golden ball for Christmas trees. 【 2010 ?新课标全国卷】
But I have made up my minds to spend the vacation far from home... 【 2008 ?四川卷】
考点1:可数名词的单复数
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可数名词的复数
1.名词的6种规则复数变化形式
(1)一般情况下,在词尾直接加s:book → books mouth →mouths house → houses girl → girls
(2)以-s,-x, -ch , -sh结尾的名词,在词尾加es:glass→glasses box → boxes match→matches brush→brushes
(3)以辅音字母-y结尾的名词,变y为i再加es:city→cities country→countries party→parties
factory→factories
(4)以-o结尾的名词常在词尾加s:radios,zoos,pianos,kilos,photos,加es的只有heroes,Negroes,tomatoes,potatoes,echoes。巧记:黑人英雄吃西红柿和马铃薯。
(5)以-f,-fe结尾的名词
①少数直接加s:roof→roofs,belief→beliefs
海湾(gulf)里的首领(chief)只相信(belief)放在屋顶(roof)保险箱(safe)里的证据(proof)。
②一般以-f或-fe结尾的名词要变f或fe为v+es:self,life,thief,wife,knife,leaf,shelf,wolf,half
[巧学助记]
为了自己活命,小偷和他的妻子手里拿着刀子和一片树叶站在架子上,把狼劈成两半
(6)“man/woman+n.”变复数时,作定语的man/woman和中心词都要变复数。women engineers
2.名词的3种不规则复数变化形式
(1)单复数同形的名词
deer(鹿),sheep(绵羊),means(方式),Chinese(中国人)等