四川省宜宾市南溪四中七年级英语上册《一般现在时》课件 人教新目标版.ppt

一般现在时 动词 1 be动词 is am are 2 情态动词 can must may need shall 3 行为动词 run speak call say 概念 经常 反复发生的动作或存在的状态及现在的某种状态 1 肯定式1 主语 be am is are 表语iamastudent it she heisateacher you theyareclassmates 2 主语 情态动词 can must may need shall icanspeakenglish shemustgotoschool 构成形式 3 主语 行为动词 speak say call go run 1 ispeakenglish 2 she he itspeaksenglish 3 theycallmetom 4 herunsveryfast 注意 在一般现在时态的肯定句中 当主语是第三人称单数 she he it 行为动词要加 s或者 es 2 一般现在时态的否定和疑问式 1 be动词sheisastudent 变否定 sheisnotastudent 变一般疑问句 issheastudent 肯定否定回答 yes sheis no sheisn t 2 情态动词e g shecanspeakchinese 变否定 shecan tspeakchinese 变一般疑问 canshespeakchinese 肯定否定回答 yes shecan no shecan t 3 行为动词 e g irunveryfast 变否定句 idon trunveryfast 变一般疑问 doyourunveryfast 肯定否定回答 yes ido no idon t e g shelikesmaths 变否定句 shedoesn tlikemaths 变一般疑问 doesshelikemaths 肯定否定回答 yes shedoes no shedoesn t 注意 在一般现在时态中 当谓语动词是行为动词的时候 变否定和一般疑问句时 要借助助动词do和does帮忙 当主语是第三人称单数 she he it 的时候用does 其他人称用do 借助助动词do和does以后 动词要用动词原形 一般现在时态的用法 表示目前或现在存在的状态或特征 e g sheisoftenlate 表示客观存在及普遍真理 e g theearthisround 表示现在经常和习惯性发生的动作 常与sometimes often usually always everyday 等时间状语连用 在时间状语从句中表示将来发生的动作 e g ifitdoesn traintomorrow we llgotothepark 表示按时间或计划将要发生的动作 常与时间状语连用 常用动词为 come begin go leave arrive stop start return e g ourholidaysbegininaweek 就单词的正确形式填空 1 he look tired 2 theearth go roundthesun 3 may ihaveyourpen 4 practice make perfect 5 theyusually come toschoolearlier 6 class begin ateighteverymorning 7 whenhe come we llgoouttomeethim 8 how be yourfather 9 there be aschoolthere looks goes may makes come comes begins is is 一 写出下列动词第三人称单数的变化形式 behavecomegostayteach writetakestudywatchflyplay 二 将下列句子变成否定式和一般疑问句 1 hernameisliling 2 wegotoschoolatnight 3 mybrotherworksinafactory hernameisn tliling issheliling wedon tgotoschoolatnightdoyougotoschoolatnight mybrotherdoes tworkinaradiofactory doesyourbrotherworksinaradiofactory shecanplaybasketball shecan tplaybasketball cansheplaybasketball 三 单项选择 1 thebrowns anicecarandbrown sbrother anicejeep a have haveb has hasc have hasd has have2 iftheirhouse notlikeours what itlooklike a is isb is doesc does doesd does is 3 youthinkhewillcome ifit tomorrow hewillnotcome a do rainsb are rainsc do willraind are willrain4 thelittlechild notevenknowthatthemoon aroundtheearth a do moveb do movesc does movesd did moved homework 1 thebuses use alotofoil 2 eachofus have strongpointsandweakpoints3 mydaughter watch tveveryday 4 sometimesshe see afilmonsunday 5 liwei have adaughter she stay inanursery 托儿所 6 she be ateacher 7 i be astudent 8 s