苏教版小学时态语法.doc

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1、现在进行时一．意义——当表示现在正在进行的动作或正在发生的事。二．:be(am,is,are)+动词现在分词-ing形式肯定句：主语+be+现在分词V-ing(+其他)eg:Thechildrenareplayinginthepark.否定句：主语+be+not+动词-ing+其他.eg:Thechildrenarenotplayinginthepark.一般疑问句：Be+主语+动词-ing+其他?eg:Arethechildrenplayinginthepark?Yes,theyare./No,theyarenot.特殊疑问句：特殊疑问词+be+主语+动词-ing+其他?eg:Whata

2、retheydoingnow?三.现在分词的构成：(1)一般在动词末尾直接加ing,如：play→playingsleep→sleepinglook→lookingthrow→throwingbark→barkinglisten→listeningclimb→climbingcry→cryingcall→callingwash→washingeat→eatingbrush→brushingdrink→drinkingcomb→combingclean→cleaninggo→goingdo→doingrain→rainingtalk→talkinggrow→growingopen→openi

3、ngsing→singingeat→eatingwalk→walking(2)以不发音字母e结尾的动词，先去掉e,再加ing，如：bite→bitingwrite→writinghave→havingdance→dancing　(3)以重读闭音节结尾的动词，中间只有一个元音字母，词尾只有一个辅音字母，应双写末尾的辅音字母，再加ing,如：sittingrunningswimmingshopping四.时间标志——now，句前的look,listen  现在进行时专项练习：一、写出下列动词的现在分词：play________run__________swim________eat______

4、____go_________write________sit___________read________have_________washsleep________look_________throw________bark________listen_________climb________bite_______cry_________cleancall_________sit________shop_________brushdrinkcomb二、用所给的动词的正确形式填空：1.Thechildren__________________(play)intheparknow.2.L

5、ingling_______________(sit)onaswingnow.3.Mymother_________________(sit)onabenchnow.4.What_____you______(do)now?5.Look.He_______________(sleep).6.Thedog____________(look)atthechildrennow.7.Look!Mingming________________(throw)stonesatthedog.8.Whatisourgranddaughterdoing?She_________(drink)water.9.It

6、’s5o’clocknow.We_____________(have)suppernow.10.______Helen____________(wash)clothes?Yes,sheis.三、句型转换：1.Theyaredoinghousework.(分别改成一般疑问句和否定句)__________________________________________________________________________________________________________________________2．Thestudentsarecleaningtheclassroo

7、m.(改一般疑问句并作肯定和否定回答)__________________________________________________________________________________________________________________________________3．I’mplayingthefootballintheplayground.(对划线部分进行提问)_____________