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1、新概念第一册,语法重点复习,Be动词的用法,Be动词的三种形态1.am 用于第一人称Eg.I am a student.2.is用于第三人称（he,she,it）Eg.He is a boy.She is a girl.It is a dog3.are用于第二人称以及其他人称复数（they,we）Eg.You are a student.They are students.We are students.,Be动词的缩写形式,肯定形式的缩写I am=ImShe/he/it is=she/he/itsThey/we/you are=they/we/youre否定形式的缩写I am not=Im
2、notShe/he/it is not=she/he/it isntWe/they/you are not=we/they/you arent,一般疑问句,定义：能用yes或者no回答的疑问句。一般把be动词提前，后面语序不变。Eg.Are you a student？肯定回答：Yes，I am.否定回答：No，Im not.Is this your pen?肯定回答：Yes,it is.否定回答：No,it isnt.,特殊疑问句,定义：以what/how/where/whose/which开头的疑问句。Eg.Whats your job?What nationality are you?H
3、ow are you?Where are you from?Whose shirt is this?Which book is yours,this one or that,one?,祈使句,定义：一般表建议或命令，一般义动词原形开头，省略主语。eg.Come upstairs and see it.Sit down.Come in!Stand up!Hurry up!省略的主语一般为（you）。,名词的复数,人称的复数形式,主格,形容词性物主代词,宾格,名词变复数的规律,直接加seg.book-books suit-suits以s,x,sh,ch结尾的加esEg.box-boxes fish
4、-fishes watch-watches dress-dresses以f,fe结尾的去f,fe加vesEg.knife-knives leaf-leaves以o结尾的加es或sEg.potato-potatoes tomato-tomatoes photo-photos stereo-stereos,名词复数的特殊变化,oo变eeEg.foot-feet tooth-teetha变eEg.man-men woman-women其它Child-childen sheep-sheep其它代词的复数形式this-these that-those,here和there的用法,定义：there be句
5、型表示某处存在某物或某人。Eg.There is a bird under the tree.就近原则：be动词（谓动词）要和离它最近的那个名词保持一致。Eg.There is a dog and two cats under the tree.There are two cats and a dog under the tree.否定形式：be动词否定，句子别的成分不变Eg.There isnt a dog.,特殊疑问句,对主语提问：当主语是人的时候，则用who 引导，当主语是物的时候，则用what 引导。注意：无论原句的主语是单数还是复数，对之提问时一般都用be的单数形式(回答时却要根据实
6、际情况来决定)Eg.There are many things over there.Whats over there?There is a little girl in the room.Who is in the room?对地点状语提问：则用where 引导。Eg.There is a computer on the desk.Where is the computer?There are four children on the playground.Where are the four children?,定冠词the和不定冠词a/an,不定冠词的用法,a用于辅音字母开头的单词eg.
7、a book a knife a suit a dressan用于元音字母开头的单词eg.an apple an orange an American car特殊情况eg.a university a Europ car,定冠词的用法,Be动词练习,1.I _Kitty.2.She _a student.4.My sisters _tall.7.Li Lei_ten years old.,2.Jane and Tom _my friends.5._there a table in the room?6.There_some glasses on it.8.There_an apple on t
8、he plate.,1.There is _picture of _ elephant on _ wall 2This is _useful bookIve read it for _hour 3 _elephant is much heavier than _ horse 4 _doctor told him to take _medicine three times _day 5Lets go out for _walk 6Its too hotOpen _ door，please 7There is _woman over there._ woman is Kattys mother 8 _sun rises in _ east,冠词练习,
