1.动词be（am,is,are）的用法：be动词包括“am”,“is”,“are”三种形式。①第一人称单数(I)配合am来用。句型解析析：Iam+…②第二人称(You)配合are使用。句型解析：Youare+…③第三人称单数(HeorSheorIt)配合is使用。句型解析：She(He,It)is+……④人称复数(we/you/they)配合are使用。句型解析：We(You,They)are+……例句WeareinClass5,Grade7.Theyaremyfriends.Youaregoodstudents.用法口诀：我(I)用am,你(you)用are，is跟着他(he)，她(she)，它(it)。单数名词用is，复数名词全用are。变否定，更容易，be后not加上去。变疑问，往前提，句末问号莫丢弃。还有一条须注意，句首大写莫忘记。一.用括号中适当的词填空。1.I________(am,are,is)fromAustralia.2.She_______(am,are,is)astudent.3.JaneandTom_________(am,is,are)myfriends.4.Myparents_______(am,is,are)verybusyeveryday.5._______(Are,Is,Do,Does)thereaChineseschoolinNewYork?6._______(Be,Are,Were,Was)theyexcitedwhenheheardthenews?7.There_____(be)someglassesonit.8.Ifhe_____(be)freetomorrow,hewillgowithus.一、用be动词的适当形式填空1.I______aboy.______youaboy?No,I_____not.2.Thegirl______Jack'ssister.3.Thedog_______tallandfat.4.Themanwithbigeyes_______ateacher.5.______yourbrotherintheclassroom?6.Where_____yourmother?She______athome.7.How_______yourfather?8.MikeandLiuTao______atschool.9.Whosedress______this?10.Whosesocks______they?11.That______myredskirt.12.Who______I?13.Thejeans______onthedesk.14.Here______ascarfforyou.15.Here______somesweatersforyou.16.Theblackgloves______forSuYang.17.Thispairofgloves______forYangLing.18.Thetwocupsofmilk_____forme.19.Sometea______intheglass.20.Gaoshan'sshirt_______overthere.
