现在进行时现在进行时 The Present Continuous Tense The Present Continuous TenseHi, What are you doing ?1 现在进行时Be(am, is, are,)+ V- ingLook, She is reading a book.They are playing football in the playground.2 The usage of The Present Continuous Tense TheBasicUsageTheSpecialUsage3The Basic Usage表示说话的此刻正在进行表示说话的此刻正在进行的动作。的动作。通常由表示通常由表示 “此刻此刻”的时间状的时间状语（如语（如now, at this moment等）等），或通过，或通过Look/Listen!这两个提这两个提示语来表明此时此刻的动作正示语来表明此时此刻的动作正在进行在进行现阶段正在进行而说话此现阶段正在进行而说话此刻不一定进行的动作。刻不一定进行的动作。可以与可以与now，today，these few days，this week（month，year），），this term等时间状语等时间状语连用。连用。 表示按计划安排和打算将表示按计划安排和打算将要发生的动作要发生的动作 一般一般常有一个表示将来时的状常有一个表示将来时的状语语，常见的能表示此意义的动，常见的能表示此意义的动词有：词有：arrive, leave, come, go, leave, play, run等。等。 The Special Usage表示一种重复的动作，带有表示一种重复的动作，带有“厌恶厌恶”、“赞叹赞叹”等感情等感情色彩色彩。常与常与constantly ，always等连用等连用4She is making a fire now.她正在生火。 Listen! Mary is singing an English song in the classroom.听！玛丽正在教室里唱英文歌。5They are planting trees on the hill these days.这几天他们正在山上种树。 Are you still teaching at that school? 你你还还在那所学校教在那所学校教书书吗吗？-Yes, I am6动词ing 形式的变换及形成构建规律（1）一般情况下在动词词尾加）一般情况下在动词词尾加ing。gogoingaskaskinglooklooking（2）以不发音的）以不发音的e结尾的动词，去掉结尾的动词，去掉e加加ing。havehavingtaketakingmakemaking（3）以一个辅音字母结尾的动词，双写最后一）以一个辅音字母结尾的动词，双写最后一个字母，再加个字母，再加-ing。getgettingsitsittingputputting78PracticeWork in groups of four. one student performs on the platform ,and others describe his/her actions.9Fill in the blanks1.Look!There_(be)alotofpeopleoverthere.What_they_(do)now?2.What_yourmother_(do)?Sheisateacher.3.It_(rain)heavilyoutsidenow.Youmuststayathome.4.Dontsing.Thebaby_(sleep).5.Mybrother_(notlike)playingbasketball,buthe_(like)playingfootball.6.What_youusually_(do)onSunday?Iusually_(stay)athomeand_(do)myhomework.7.Listen!Thegirls_(sing)inthenextroom.8.Mysister_(want)tobeateacher.9.Itssevenoclocknow.TheGreens_(have)supper.10.Heoften_(swim)onSundays.Look!He_(swim)atthepool.10