含动词的肯定句变否定句

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1、含be动词的肯定句变一般疑问句和否定句I:be的复习：A:【anisare】B:be动词用法歌：我用am,你用are，is连接他，她，它。单数名词用is，复数名词全用are。C:练习：用be(is,am,are)动词的适当形式填空。1）I______aboy.______youaboy?No,I_____not.•2）Thegirl______Jack'ssister.3）Thedog_______tallandfat.4）______yourbrotherintheclassroom?5）Theblackgloves______f

2、orSuYang.• 6）How_______yourfather?7）MikeandLiuTao______atschool.•8）Whosedress______this?9）Whosesocks______they?His.•10）Who______I?•11）Thejeans______onthedesk.13）Here______somesweatersforyou.II:含be动词的肯定句变否定句EG:1.Iamyourfriend.Iamnotyourfriend.2.Hermotherisateacher.Hermo

3、therisnotateacher.Therearetwobooksonthedesk.Therearenottwobooksonthedesk.总结：含be动词的肯定句变否定句：在be动词后面直接加not,其余的照抄。练习：将下列句子改成否定句。1.   Itisalovelydog.2.  Sheislovelygirl.3.  Heismyfather.4.   TheyareLily’scousins.5.   Weareclassmates.6.   Iamadoctor.7.   Thereisabirdinthetre

4、e.8.  Therearemanystarsinthesky.9.   Theyaregoodfriends.10. Therearemanybooksontheshelf.11. Thereisanostrichinthezoo.注意：note:肯定句中有some变any有and变or。Therearesomeapples.AnyTherearesomesoupandmeat.anyor细讲：1.some变为any。如：　　　Therearesomebirdsinthetree.→Therearen'tanybirdsinthe

5、tree.　　　但是，若在表示请邀请、请求的句子中，some可以不变。如：　　　（Wouldyoulikesomeorangejuice?）　　　与此相关的一些不定代词如something,somebody等也要进行相应变化。　　2.and变为or。如：　　　Ihaveaknifeandaruler.→Idon'thaveaknifeoraruler.　　3.alotof(=lotsof)变为many或much。如：　　　Theyhavealotoffriends.（可数名词）→Theydon'thavemanyfriends.　　

6、　Thereislotsoforangeinthebottle.（不可数名词）　　　→Thereisn'tmuchorangeinthebottle.　　4.already变为yet。如：　　　Ihavebeentherealready.→Ihaven'tbeenthereyet.