现在进行时语法（课件）-人教PEP版英语四年级下册

ThePresentContinuousTense在进现行时目录01.定义02.句型结构03.现在分词04.句型转换表示现在正在进行或发生的动作。ThePresentContinuousTense(现在进行时态)Heisplayingfootball.Sheisdoinghomework.Whataretheydoing?Theyareplantingthetree.Whataretheducksdoing?Theyareswimming.Whatarethebirdsdoing?Theyaresinging.Whatishedoing?Heissleeping.你找到暗号了吗？Listen!Look!Now(脑)It’s….

o’clock真相就是速记be动词的用法口诀

I用am，you用are,is连着他她它单数用is

复数用are现在进行时的结构主语+be(am,is,are)+现在分词+其它。beamisare(第一人称)(第三人称单数)(第二人称及复数)请仔细观察下面几个进行时态的句子，

be动词你用对了吗？Iam

doingmyhomeworknow.

Listen!Heisplayingthepiano.

Theyaredancingintheball.Mikeiswritingsomewords.Heisrunningnow.Look!Sheisswimming.Myparentsareshoppingnow.现在分词的构成有哪些呢？？？

一般情况下，直接加-ing.现在分词的构成01do—doing

play—playing

work—working0203以不发音的字母e结尾的动词，去e再加-ing..重读辅+元+辅，则双写末尾辅音字母，再加-ing.dance—dancing

come—comingwrite—writingget—gettingshop—shopping

run—running

swim—swimming注：词尾是两个e的，直接加ing。如:

see－seeing

以-y结尾的动词直接加-ing。.现在分词的构成04cry—crying

study—studying

enjoy—enjoying05以-ie结尾的动词，把-ie改为-y，再加-ing。lie—lying

（说谎，躺）

die—dying（死）课堂练习( )1.Who______________overtherenow?A.singingB.aresingC.issinging D.sing( )2.It’seighto’clock.Thestudents_____anEnglishclass.A.have B.ishaveingC.ishaving D.arehaving( )3.Listen!Thebaby_____inthenextroom.A.cryingB.criedC.iscrying D.cries( )4.Look!Thetwins_____newsweaters.A.arewearingB.wearingC.arewearD.iswearing( )5.Don’ttalkhere.Grandparents_____.A.issleepingB.aresleepingC.sleepingD.sleep二、选择填空。CDCABWhat

is

hedoing

（now）?He

is

drinking

water

（now）.Is

hedrinking

water

（now）?Yes,heis.现在进行时句型转换Tips:问：特殊疑问词+be(am,is,are)

+主语+现在分词+其它？答：主语+be(am,is,are)+现在分词+其它。问：Be(Am,Is,Are)+主语+现在分词+其它？句型操练1.Iamwateringtheflowers.(否定句)2.She’sjumpingnow.(一般疑问句)3.Theboysareplayingcards.(划线提问)4.Heisdoinghishomework.(复数句)Iamnotwateringtheflowers.Isshejumpingnow?Whataretheboysdoing?Theyaredoingthei