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1、行为动词各种时态变化规则（1）动词第三人称单数变化规则：A、一般直接加“s”，如：play–plays,visit–visits,speak–speaks；B、以“s”，“x”，“sh”，“ch”结尾时，加“es”，如：catch–catches,watch–watches；C、以“辅音字母+y”结尾时，变“y”为“i”再加“es”，如：carry–carries,study–studies。（2）现在分词（动名词）构成规则：A、一般直接加“ing”，如：go–going,do–doing,look–looking；B、以不发音的“e”结
2、尾的单词，去“e”加“ing”，如：take–taking,make–making,have–having；C、以重读闭音节结尾的词，如末尾只有一个辅音字母，需要双写这个字母再加“ing”，如：put–putting,stop–stopping,run–running,get–getting,swim–swimming,sit–sitting,begin–beginning,jog–jogging,forget–forgetting。（3）过去式构成规则：A、一般直接加“ed”，如：plant–planted,visit–visited,
3、pick–picked；B、以不发音字母“e”结尾，直接加“ed”，如：like–liked,hope–hoped,taste–tasted；C、以“辅音字母+y”结尾时，变“y”为“i”再加“ed”，如：try–tried,carry–carried,study–studied；D、有些动词要双写最后一个字母，再加“ed”，如：stop–stopped；E、还有很多动词的过去式是不规则的，如：sing-sang,see-sawgo-went,buy-bought.fly-flew,am,is-was,are-were等。练一练：1、写出
4、下列动词的第三人称单数。drink__________go____________stay__________make__________look__________have_________pass__________carry__________come___________watch__________plant_________fly________study________brush_________do___________teach____________take__________see__________2、写出下列动词
5、的现在分词。put__________give__________fly_________get________dance________sit_________run________plant_________take___________swim_________ask___________stop__________take_________write__________have__________smoke_________think__________want__________tell__________3、写出下列动词的过去
6、式。isam_________fly_______plant________are________drink_________play_______go________make_________________dance________worry___________ask________taste_________eat_________draw________put______throw________kick_________pass_______do________washclimbswimseewatchcleanvisitc
7、ookstudylearnsingtakehavebuyrowleaveget（四）教材中的重点句子1.I’m160cm.Youare4cmtallerthanme.我160cm,你比我高4cm。2.I’moneyearolderthanyou.我比你大一岁3.Lineupfromyoungertoolder.从年龄小的到年龄大的排队。4.I’mbiggerandstrongerthanyou.我比你长得又大又壮。5.What’sthematter?/What’swrong?你怎么了？6.Howareyoufeelingnow?/Howd
8、oyoufeel?你感觉怎么样？6.Youmighthavetheflu.你可能得了感冒。7.Stayinbedforafewdays.在床上休息几天。8.IfailedmyChinesete
