人教PEP版英语六下《现在进行时态讲与练》PPT课件[www.edudown.net].ppt

现在进行时态讲与练,（人教PEP）六年级英语下册课件,现在进行时 1.用法：说话时正在进行的动作或当 前一段时间正在进行的动作2.常用时间状语：now,these days3.动词构成：be+v-ing：肯定式：am/is/are+现在分词(-ing)am/is/are working 否定式：am/is/are+not+现在分词,4.一般疑问构成及简答：Am/Is/Are+主语+现在分词+其它？Yes,I am(he is.)/No,they arent特殊疑问举例：What are you doing now?Who is flying a kite there?,总结规律：,现在进行时是由be(am/is/are)+动词-ing形式构成的。肯定式结构：主语+be+动词-ing形式+其他.否定式结构：主语+be+not+动词-ing形式+其他.一般疑问句式结构：Be+主语+动词-ing形式+其他？特殊疑问句式结构：疑问词+be+主语+其他？,动词现在分词的变化规则,动词现在分词构成：动词原形+ing，规则如下：1 一般情况下直接加ing think-thinking sleep-sleeping study-studying speak-speaking say-saying carry-carrying wake-waking 2 以不发音的字母e结尾的单词,去掉字母e，再加ing come-coming make-making leave-leaving have-having take-taking,3 以重读闭音节（重读闭音节即两个辅音中间夹一个元音并且重读的音节）结尾，呈现“辅，元，辅”结构的动词，双写末尾的辅音字母，再加ing stop-stopping sit-sitting run-running forget-forgetting begin-beginning这类词还有：bigin，cut,get,hit,run,set,sit,spit,stop,swim,beg,drop,fit,nod,dig,forget,regret,rid,等。4 以ie结尾的动词，把ie改为y，再加ing die-dying lie-lying,标志性词语,1.现在进行时.通常用“now”.eg:I am doing my homework now.2.现在进行时.通常用“look”.eg:Look!My mother is running!3.现在进行时.通常用“listen”.eg:Listen!They are reading.4.现在进行时.通常用“at the(this)moment”eg:At the(this)moment,he is only weeping.,现在进行时专项练习：,一、写出下列动词的现在分词：play_ run_ swim _make_go_ like_write_ _ski_ read_ have_ sing_ dance_put_ see_ buy _ love_ live_ take_ come _get_stop_ sit _ begin_ shop_,二、用所给的动词的正确形式填空：,1.The boy _(draw)a picture now.2.Listen.Some girls _(sing)in the classroom.3.My mother _(cook)some nice foodnow.4.What _ you _(do)now?5.Look.They _(have)an English lesson.6.They _(not,water)the flowers now.7.Look!the girls _(dance)in the classroom.8.What is our granddaughter doing?She _(listen)to music.9.Its5oclock now.We _(have)supper now10._Helen_(wash)clothes?Yes,she is.,三选择填空：1.What are you doing?I_ A.eat B.can eat C.eating D.am eating2.We want _this book now.A.reading B.am reading C.read D.to read3.Our teacher is _a red sweater.A.putting on B.put on C.wearing D.wear4.That boy isnt _the teacher.A.listen B.listens C.listening D.listening to,D,D,C,D,5.Its eight oclock.Jims family _TV.A.is watching B.are watching C.watch D.to watch6.My mother is _a cake _my birthday.A.making,to B.making,for C.doing,to D.doing,for7.Let me _these books in the box.A.puts B.put C.to put D.putting 8._you _the window?Yes,I am.A.Do,clean B.Is,cleaning C.Are,cleaning D.Do,cleaning,B,B,B,C,四、句型转换：,1.They are doing housework.(分别改成一般疑问句和否定句)_2The students are cleaning the classroom.(改一般疑问句并作肯定和否定回答)_3Im playing the football in the playground.(对划线部分进行提问)_4Tom is reading books in his study.(对划线部分进行提问)_,把下列句子变为进行时态：,1.We mend a clock.2.I look at the blackboard.3.We drink tea.4.He and I do our homework.5.You make a kite for me.,