动词的基本形式.ppt

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1、Grammar：Basicformsofverbs动词的基本形式第一部分：一般现在时态----动词第三人称单数形式的变化规则规则动词原形第三人称单数形式一般在词尾加-s，(清辅音后读∕s∕，在浊辅音后读∕z∕；在t后读∕ts∕,在d后读∕dz∕。)playleaveswimplaysleavesswims以字母s，x，ch，sh，o结尾的词加-es，读∕iz∕，如果动词原形词尾已有e，则只加-s。passfixteachwishdopassesfixesteacheswishesdoes以辅音字母加y结尾的词，先变y为i,再加-es，

2、读∕z∕。（变y结尾直接加s）studycarryflystudiescarriesflies特殊：have的单数形式是has随堂练习一、写出下列动词的第三人称单数。1.eatgrowseeopenwear2.pushwashpassfixwatchcatchgodo3.tryflycarryworrycryStudyhurry4.saystayplay5.havebe二、用所给动词的一般现在时填空。1.Pete____(go)toschooleveryday.He____(study)veryhard.2.Themoonalways

3、_____(move)aroundtheearth.3.____youoften_____(water)theseflowers?4.They____(be)doctors.They____(nothave)aholidayonSundays.5.Mary______(do)herhomeworkafterschool.She(notwatch)TV.6.Shesometimes_______(singanddance)happily.三、用be动词或do的适当形式填空。1.---_____yourteachersworkhard?-

4、--Yes,they___.2.---What___they_____everyday?---They_____theirhomework.3.---_____theboyclever?---Yes,he_____.He_____hishomeworkbyhimself.4.---_____Itallandhandsome?---Yes,you_____.5.---Howoften______shecombherhair?---Shecombsherhairtwiceaday.第二部分：一般过去时态------动词过去式的变化规则（V

5、-ed）（二）规则动词的变化一般动词+edplanted,watered,climbed以不发音的e结尾+dliked辅音字母加y结尾-y+iedstudy—studied,cry-cried重读闭音节单词，末尾只有一个辅音字母双写最后一个字母+edstop–stoppedplan-planned随堂练习一、用be动词的适当形式填空1.I_______atschooljustnow.2.He________atthecamplastweek.3.We________studentstwoyearsago.4.They________o

6、nthefarmamomentago.5.YangLing________elevenyearsoldlastyear.6.There________anappleontheplateyesterday.7.There________somemilkinthefridgeonSunday.8.Themobilephone_______onthesofayesterdayevening.9.I______anEnglishteachernow.10.She_______happyyesterday.11.They_______gladt

7、oseeeachotherlastmonth.12.HelenandNancy________goodfriends.13.Thelittledog_____twoyearsoldthisyear.14.Look,there________lotsofgrapeshere.15.There________asignonthechaironMonday.16.Today_____thesecondofJune.Yesterday______thefirstofJune.It_____Children’sDay.Allthestudent

8、s______veryexcited.二、用行为动词的适当形式填空1.They______(play)chessintheclassroomlastPElesson.2.Mymother______(cook)anice