北师大版高中英语必修三第6讲：Unit8 Adventure-语法篇（学生版）.docxVIP

Unit8Adventure-语法篇______________________________________________________________________________________________________________________________________________________________1、认识，理解并掌握现在完成进行时2、辨析现在完成时和现在完成进行时的区别3、熟悉现在完成时和相关的时间状语一、课时重点1. 我们用现在完成进行时表示：过去开始的反复或正在进行的动作。例如：Ive been going everywhere by bike for the last two years.最近的过去开始的对现在有影响的动作。例如：Hes been doing his science project all night。（thats why he is so sleepy now）形式：现在完成进行时的构成是：主语+have/has+been+doingYou have been studying very hard.Has Steve been complaining about it?2. 现在完成时和现在完成进行时的辨析：我们用现在完成时描述一个完成的动作（成果），用现在完成进行时谈论未完成的动作，例如：I have read Hamlet （我已经读过了）I have been reading Hamlet （我还没读完，一直在读）现在完成时关注动作的结果，特别是谈到数字或数量时；现在完成进行时关注动作本身，特别是解释动作可见的结果时。例如：He has run 3 miles. （强调跑完的距离）He has been running for an hour. （强调动作和结果，如：过去的一个小时干了什么，以及现在为什么这么累）3. 现在完成时和时间状语现在完成时一般使用下列时间状语：before, ever, never, seldom, sometimes, often, usually, just其中，already用于陈述句中，一般放在have后；yet用于疑问和否定句中，通常放在句末。例如：I have already repaired my bike.Have you repaired your bike yet?I havent repaired my bike yet.关于for和sincefor用于说明动作的时间长度，例如：I havent seen him for ten years.since用于说明动作的起点，例如：I havent seen him since 1990.1.—I’m sorry, but I don’t quite follow you. Did you say you wanted to return on September 20?—Sorry, I________ myself clear. We want to return on October 20.A．hadn’t made B．wouldn’t make C．don’t make D．haven’t made2. We ________on this project for four hours. Let’s have a rest.A. are working B. have been workingC. worked D. had worked 3. Shakespeare’s play Hamlet _________ into at least ten different films over the past years. A. had been madeB. was madeC. has been madeD. would be made4.--- So what is the procedure?--- All the applicants _________ before a final decision is made by the authority. A. interviewB. are interviewingC. are interviewedD. are being interviewed5.Now that we ____ all the money, its no use turning on me and saying its all my fault. A. had lost B. lost C. have lost D. lose基础演练一