中学七年级英语语法复习Be动词的用法总结及专项练习(无答案)(新版)外研版试题

wordword#/9Be动词的用法总结及专项练习Be动词的用法口诀：be动词am\is\are,我⑴用am,你（you）用are,is连着他（he）,她（she）,它（it）；单数名词用is，复数名词全用are。我们（we）你们（you）和他们（they）都用are;过去式am\is变was,are变were;变疑问，往前提，句末问号莫丢弃。变否定，更容易，be后not莫忘记。疑问否定任你变，句首大写莫迟疑。一、Be动词与人称代词的搭配1、基本形式：am、are、isam第一人称I+am （注意：“I”无论何时都要大写，不管位于句首还是句中）例：Iamabeautifulgirl. Iamtwenty.are第二人称you+are; 一人称复数we+are；三人称复数they+are 其他复数名词+are（注意：第二人称单复数同形，都为you）例：Youaremygoodfriend. Weareinthesameclass.Theyareontheroad. Thebooksareonthedesk.（3 is第三人称he（男）+is;she（女）+is;it（不是人）+is;其他单数名词女s

例：He\Sheisagoodstudent. Itisawhitecat.Adogisonthatstreet.2、肯定、否定、疑问（等于号后是简写）肯定否定一一be动词后加not一般疑问be动词移到主语前一般疑问否定一般疑问回答肯定和否定Iam…=I'm….Iamnot…二I’mnot...AmI…？AmnotI…？Yes,I,m.No,I’mnot.Youare…二you,re…Youarenot…二Youaren't…Areyou…？Arenotyou...?=Aren,tyou…？Yes,youare.No,youarenot.She\He\Itis…二She\He\Itisnot…=She\He\Itisn,t...Isshe\he\it…？Isnotshe\he\it…？=Isn,tshe\he\it…？Yes,she\he\Itis.No,she\he\Itisnot.Weare二We,reWearenot…二Wearen't…Arewe…？Arenotwe…？=Aren,twe…？Yes,weare.No,wearenot.Theyare二They,reTheyarenot…二Theyaren'tArethey…？Arenotthey…？=Aren,tthey…？Yes,theyare.No,theyarenot.例：Iam(not)fromLondon.Myeyesare(not)small.Myhairis(not)long.AmIaChniese?回答：肯定：Yes,youare.否定：No,youaren't.Isthecatfat?回答：肯定：Yes,itis.否定：No,itisn't.注意：在一般疑问回答中，肯定回答除I'm不可简写,否定回答均可简写。另：特殊疑问句中：Where\How\Who\What\Why+be动词+人称代词或名词？例：Whatisyourname?MynameisLili.Whereareyou? I'mintheclassroom.二、Be动词专项练习题(一.)用be动词适当的词填空。I fromAustralia.She anEnglishstudent.MikeandTom myfriends.Myparents verybusyeveryday.6.I anEnglishteachernow.7.Where youfrom?Thelight green.Myname LiLei.I twelve.theyyournewfriends?I aboy. youaboy?No,I not.Thegirl Jack'ssister.Thedog tallandfat. yourbrotherintheclassroomyesterday?Where yourmother?She athome.Whosedress this?That myredskirt.Who I?Sometea intheglass.Jhon busylastweekend..Mysister'sname Nancy.This notWangFang'spencil. DavidandHelenfromEngland?We friends.She___ateacher.I___agirl.Manyants inmyhouse.Hismother fat.（二.）写出下列词适当形式:1.Iam（缩略形式） 3.weare（缩略形式） 5.isnot（缩略形式） 7.she's（完整形式）9.they're（完整形式）2.is（复数） 4.arenot（缩略形式）6.is/am（过去式形式）8.it's（完整形式）10.are（过去式形式）（三.）将下列句子变成否定句和一般疑问句isbrotherisateacher.否定句: 一般疑问句: 2.Theyarehisparents.否定句: 一般疑问句: 3.Iwasbusylastweekend.否定句: 一般疑问句: 4.Lucyisgongtothebookstoretomorrow..否定句: 一般疑问句: -amanEnglishteacher.否定句: 一般疑问句: heywerebusyyesterday.否定句: 一般疑问句: amgoingtovisitmygrandparents