四年级下册一般现在时

四年级的的下册的的一般此刻时四年级的的下册的的一般此刻时四年级的的下册的的一般此刻时一般此刻时一般此刻时的用法(1)表示经常发生或习惯性发生的动作时，用一般此刻时态。如：IoftenwatchTVathome.(2)表示客观的事实，用一般此刻时态。如：Therearesevendaysinaweek.一般此刻时的构成当句子主语是I,we,they,you或复数名词时，动词用动词原形。当句子的主语是he,she,it或单数名词时，动词要用第三人称单数的此刻式形态。详尽讲解：特别注意特色词(oftenusuallyalwayssometimesneverseldomevery+时间)在句子中的标志作用，在做练习时最好把他们标志出来。例子：Sheusuallydoesherhomeworkafterdinner.注意区分好人称，第一，二人称和第三人称复数只需要用动词原形，他们的否定形式是“don’t+动词原形”，他们的疑问形式为“Do+动词原形?”若是是第三人称单数就要作动词的变化。例子：Theygotoworkbybusonweekdays.Theydon’tgotoworkbybusonweekdays.Dotheygotoworkbybusonweekdays?对于句子中的“doesn’动t+词原形”及“Do+动词原形?”分别可否定和一般疑问句的形式，一旦碰到“doesn’t”这“两do个”词时，动词必定还原。Thegirllikeseatingfruitsverymuch.Thegirldoesn’tlikeeatingfruitsatall.Doesthegirllikeeatingfruits?1.表记词，特色词：oftenusuallyalwayssometimesneverseldomevery+时间构成：主语是一(I/we).二人称(you)及复数形式(they)：人/物+动词原形例子：I/Weoftengotoschoolontimeeveryday.否定形式：don’t+动词原形例子：I/Wedon’toftengotoschoolontimeeveryday.提问：Do+动词原形?Yes,do.No,don’t.例子：Doyouoftengoschoolontimeeveryday?Yes,Ido.No,Idon’t.第三人称单数（he/she/it以及一个人/物）：人/物+动词未尾+“s或”“es”例子：a.He/Sheusuallygoestoschoolbycareveryday.b.Janet/Benhaslunchat12:00everyday.c.Thecateatsafisheveryday.3.动词的变化：动词尾端+“s或”“es”（1）一般情况下，在动词后边+s，如：look---lookseat---eats（2）以“s，”“x”“sh”“结ch尾”的“单o词”在词尾+“es，”如：watch---watcheswash---washescatch---catches

teach---teaches（3）以辅音字母

+“y”结尾的单词，把“y”改为“i再”+“es”,如：

fly---flies

carry---carriestry---tries（4）特别形式：

have---has4.否定形式：doesn’动t+词原形例子：Theoldmanplayschessinthemorning.Theoldmandoesn’tplaychessinthemorning.5．提问：Does+动词原形?Yes,does.No,doesn’t.例子：Doestheoldmanplaychessinthemorning?Yes,hedoes.No,hedoesn’t.牢固练习选择正确的答案填空，将其字母编号写在题前的括号内。（）1.Mymother_______houseworkeveryday.A.didB.doC.does（）2.Theliondoesn’t______thenetthreetimesaday.A.bitedB.biteC.biting（）3.He______abigholeeveryweek.A.makesB.ismakingC.made（）4.Doesthecat______amouseeveryhour?A.catchB.catchingC.catches（）5.Heusually_______theearthtothehill.A.carryB.carriesC.carrys（）6.Mymotheralways_______upathalfsix.A.gotB.getC.gets（）7.Sheoften_____underabigtreeand_____booksinthemorning.A.sit⋯readsB.sits⋯readC.sits⋯reads（）8.______theboy______TVonweekdays?A.Do⋯watchesB.Does⋯watchC.Do⋯watch（）9.Theirfriend______totheparkeverytwodays.A.goB.goesC.going（）10.Henever______alotofwaterafterhe_____football.A.drinks⋯playB.drinks⋯playsC.drink⋯plays（）11.____yourmother_____acartogetthereeveryday?A.Does⋯driveB.Do⋯driveC.Do⋯drives（）12.Heseldom______anything.A.forgetB.forgotC.forgets（）13.Sheoften______overwhenshe______thebaton.A.falls⋯getsB.falls⋯getC.fall⋯gets（）14.Janet______thedogeverymorning.A.feedB.feedingC.feeds（）15.Myfather_______wellintheeveningeveryday.A.doesn’tfeelB.don’tfeelC.doesn’tfeels（二.在下面的后加-s或-es.(1)catch_________(2)go_________(3)cost_________(4)fish________(5)listen_________(6)do____________(7)fall________(8)show__________(9)brush__________（三.翻。1．Ioften____________________看( )intheevening.2．Jack____________________踢(足球)everyafternoon.3．Jane______________(物)withhermotherontheweekend.4．Theyall__________(喜)Englishteacher.5．Jackoften__________睡(觉)atten.6．Dothey____________________吃(晚饭)athome?7．Weoften__________跳(舞)inmusicclass.8．Achair__________(有)fourlegs.（四）.用合适的动词形式填空.WangXinusually_________(get)upat6:30.He________(get)upnow.Meihuausually_________(clean)hisbedroomonSunday.Nowit’nineso’clock.He_________(clean)hisbedroom.Bill_________(notlike)skipping.He_________(like)running.Mymother_________(make)noodlesonSunday.She_________(notmake)pasta.-_________yoursister_________(like)coffee?-No,butshe_________(like)tea.Thebirdsometimes_________(fly)high.Today_________(be)my12thbirthday.Mygrandmother_________(give)meadoll.Thegirlusually_________(plant)manyplantsinthespringeveryyear.Ourmusicteacher_________(teach)usmusiconMondayafternoon.Heusually_________(water)theminthemorning.Healways_________(clean)slowlyand________(look)leftandrightTheyounglady_________(clean)herbedroomeveryafternoon.Shenever_________(go)toschoollate,andshealways_________(do)wellinclass.Usually,Tom_________(water)themtwotimesaday.Mayusually_________(plant)manytreesinspring.(五).模拟例句,

写出以下动词的形式

.例:sing

sings

singing(1)cut_________________________(3)swim________________________(5)get_________________________(7)ask_________________________

(2)