八年级英语上册 Unit 2 Keeping Healthy Topic 3 Must we do rcise to prevent the flu Section A will表示将来时课件 （新版）仁爱版.ppt

1、UNIT2KeepingHealthyTOPIC3MustweexercisetopreventthefluSectionA-will表示将来时,【指点迷津】一般将来时表示在将来的某个时候要发生的动作或存在的状态。,一般将来时的构成一般将来时的构成有两种形式：will/shall+动词原形will是助动词，通常在主语之后可以缩写成ll，其否定形式为willnot，可以缩写成wont。一般疑问句的结构是把助动词will提到句首。当主语是第一人称I或we时，常用shall来替换will。如：,Theywillstartdoingthejobthisafternoon.他们将在今天下午开始做这项工作

2、。Weshallgooutforawalkthismorning.今天早上我们要出去散步。,Theywillnotcomebacknextweek.他们下周将不会回来。Willyoubereadytomorrow?你明天能准备好吗？Yes,Iwill./No,Iwont.是的，我能。/不，不能。,注意：shall除用于表示将来，还可用在疑问句中表示征求对方的意见。如：ShallIgotoopenthewindowforyou?要我去帮你开窗户吗？,1.Illhavetowearaspacesuit.,Iwonthavetowearaspacesuit.Willyouhavetowearaspa

3、cesuit?Yes,Iwill.No,Iwont.,Whowillhavetowearaspacesuit?I.Whatwillyouhavetowear?Aspacesuit.,2.ThespaceshipwillleavetheEarth.,ThespaceshipwontleavetheEarth.WillthespaceshipleavetheEarth?Yes,itwill./No,itwont.,WhowillleavetheEarth?Thespaceship.,Wherewillthespaceshipleave?TheEarth.,3.Wellallbeabletofloa

4、taround.,Wewontallbeabletofloataround.Willweallbeabletofloataround?Yes,wewill./No,wewont.,Whollallbeabletofloataround?We.,Whatwillweallbeabletodo?Floataround.,精讲在线,【一试身手】用所给单词的适当形式填空。IfI_(finish)myreport,Iwillbeveryhappy.,finish,精讲在线,【一试身手】用所给单词的适当形式填空。Ifyou_(ask)him,hewillhelpyou.,ask,精讲在线,【一试身手】用所给单词的适当形式填空。Hewillhelpyouifyou_(ask)him.,ask,精讲在线,【一试身手】用所给单词的适当形式填空。Ifit_(rain)tomorrow,wewillnotgotothezoo.,rains,精讲在线,【一