人教版8年级下册英语unit1语法(1般将来时).ppt

一般将来时 表示将要发生的动作 或存在的状态以及计划、打算做某事 ①一般将来时表示将来要发生的事（在口语中各人称后均用will，常缩写为’ll） I will be eighteen next week.I will know the result tomorrow.。She’ll be here at six.You won’t be late. 　②以下情况用will a.用在“I think will”这类句型中，表示看法 b.也可表示未来习惯性的动作 c.提出请求 d.作出允诺： e.表示同意： a.用在“I think will”这类句型中，表示看法： I think they’ll succeed. I’m sure he’ll come back. I suppose they’ll buy the house. b.也可表示未来习惯性的动作： Spring will come again. Birds will build nests. c.提出请求： Will you type this? Will you tell her I’ll be back at five? d.作出允诺： I’ll be there,I promise you. This won’t happen again,I assure you. I won’t tell anybody what you said. e.表示同意： Don’t be late.--- No,I won’t. Will you answer him? ---- Yes,I will. ③使用shall的一些情况 A．shall主要用于第一人称后，构成疑问句，询问对方意见：　　 What time shall I come? Where shall we go for our holiday? 　　Shall I do the washing up?　　Let’s go, shall we? 　　What shall we do this weekend? B．shall也可用在陈述句中（但现在口语中这样说的人比较少了，一般多用will）　　 We shall(will)be in touch. 其他表示将来时的结构 ①be going to结构 ②现在进行时 ③一般现在时表示按计划要发生的事 ④be+不定式结构 ⑤be about to结构 ①be going to结构 表示打算干某事　　 I’m going to buy her some flowers.　 They’re going to sell their house. 即将发生某事 It’s going to rain soon.　　 ②现在进行时表将来 My brother is having a party tomorrow. 　　 When are you leaving? -----At the end of the term. ③一般现在时表示按计划要发生的事，特别是以事物作主语时，以人为主语时有时也可以这样用： a.The plane takes off in ten minutes.　Tomorrow is Sunday.　　 b.They have no classes tomorrow.　I’m not at home tonight.　　 注：在时间及条件从句中代替一般将来时,或用在hope后的宾语从句中:　　a.Give me a ring before you leave.　　 When she comes,I’ll tell her about it.　　b.I hope she gets back in time.　　 We hope you are well. ④be+不定式结构表示将要发生的动作，可表示安排好的事，也可表示要求做的事： a.She is to be married next month.　Who is to play Macbeth? b.You’re to stay here till we return。 You are not to smoke in the office. ⑤be about to结构,表示就要发生的事： They’re about to start.I was just about to fall into a doze when he started up. * *