高考英语二轮专题语法复习学习专题讲义be going to和将来完成时知识点总结.docx

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1、高中英语语法 高考复习/学习专题讲义英语动词时态be going to和将来完成时知识点总结“will / shall动词原形”与“be going to动词原形”两者均可表示将来时间和意图，有时可以换用。如：I think itll rain this evening. / I think its going to rain this evening.我想今晚会下雨。I wont tell you about it. / Im not going to tell you about it.我不会把这事告诉你的。两者的区别是：1.若是强调某个意图是经过事先考虑好的，则通常要用be going

2、to；若是表示某个意图没有经过事先考虑，而是在说话的当时才临时想到的，则通常用will。比较：Ann is in hospital.安住院了。Oh, really? I didnt know. Ill go and visit her.啊，真的吗？我还不知道。我要去看看她。(临时想法，不能用be going to)Ann is in hospital.安住院了。Yes, I know. Im going to visit her tomorrow.我知道，我打算明天去看看她。(事先考虑的意图，不能用will)2.若是有迹象表明要发生某事，通常只用be going to，不用will。如：Loo

3、k at those black clouds. Its going to rain.看那些乌云，要下雨了。3.带有时间或条件状语从句的主句通常不宜用be going to，而用will。如：When he comes back, I will tell him the news.他回来时我就告诉他这个消息。If he comes back, I will tell him the news.他若回来我就告诉他这个消息。表将来的“be going to+动词原形”与“现在进行时”1.be going to主要表示主观想法或意图，而现在进行时表示将来则主要强调已经作出的安排。比较：Im goin

4、g to wash the car if I have time.若有时间我想洗洗车。(主观想法)Im picking you up at 6; dont forget.我6点钟来接你，不要忘了。(已作出的安排)2.但是当要表示主观无法控制的预测时，通常要用be going to，不能用现在进行时态。如：Its going to snow before long.不久会下雪。Things are going to get better soon.情况很快就会好起来。3.当表示坚持要(不要)某人做某事时，两者均可用。如：Shes taking going to take that medicin

5、e whether he likes it or not.不管她喜欢不喜欢，她都得吃那药。Youre not wearing going to wear that skirt to school.你不可以穿那条裙子去上学。将来完成时主要用法归纳1.表示将来完成即表示到将来某个时间为止势必会完成或预计要完成的动作。如：Maybe by then you will have changed your mind.也许到时候你已经改变主意了。“Youll have finished by tomorrow.” “I wish!”“你到明天就完成了。”“但愿如此!”I hope Ill have fin

6、ished the work by the end of the month.我希望我这个月底能完成工作。Demand for cars in the developed world will have reached saturation point within 20 years.不出20年，已发展国家的汽车需求将达到饱和。Planning so far ahead makes no senseso many things will have changed by next year.提前这么久就计划并不明智到明年，许多事情都会发生变化。2.表示动词的持续即表示某种状况将一直持续到说话人所

7、提及某一将来时间。如：We will have been married a year on June 25th到6月25日我们俩结婚就满1年了。By this time next week, I will have worked for this company for 24 years.到下星期此刻，我已经为该公司干了24年了。3.表示推测即表示根据某情况作出的推测。如：That will have been Roland. He said hed be back at 7.准是罗兰，他说他7点钟回来。There will have been a definite result before Friday.星期五以前将肯定会有结果。