2019春八年级英语下册Unit8HaveyoureadTreasureIslandyet语法专练课时作业（新版）人教新目标版.docx

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1、1Unit 8 Have you read Treasure Island yet单元语法专练现在完成时(一)现在完成时表示过去发生的动作对现在造成的影响或结果,也可以表示从过去某一时间开始,一直持续到现在的动作或状态。常与 already“已经”,just“刚刚”,ever“曾经”,never“从不”,before“以前”,yet“仍然”等连用。1.现在完成时的结构。肯定句主语+have/has+动词的过去分词+其他。例如:I have been a member of the English club.我一直是英语俱乐部的成员。否定句主语+have/has+not+动词的过去分词+其他。例

2、如:I have not heard from him yet.我还没收到他的来信。一般疑问句和简略回答Have/Has+主语+动词的过去分词+其他?回答:Yes,主语+have/has./No,主语+have/has not.例如:Have you ever been to Beijing?你曾去过北京吗?Yes,I have.是的,我去过。/No,I havent.不,我没去过。2.already 与 yet 在现在完成时中的用法。already adv.已经;早已通常用于肯定句中,一般用于 have/has 后,实义动词前,也可放在句尾。例如:I have already had bre

3、akfast.我已经吃过早饭了。yet adv.还;已经用于否定句和疑问句中,一般用在句末。例如:I havent done my homework yet.我还没有做作业。23.一般过去时与现在完成时的区别。(1)一般过去时表示过去某时发生的动作或单纯叙述过去的事情;现在完成时强调过去的动作对现在造成的影响或结果。例如:I saw this film yesterday.我昨天看了这部电影。I have seen this film.这部电影我已经看过了。(2) 一般过去时常与表示具体的过去时间的状语(如 yesterday,last week,three days ago,in 1990

4、等)连用;现在完成时不与表示明确的过去时间的状语连用,但可以与 in the past.years/weeks,so far 等时间状语连用。例如:Tom wrote a letter to his parents last night.昨晚汤姆给他父母写了一封信。The weather has been so hot so far this summer.到目前为止,今年夏天天气一直很热。.根据句意用所给词的适当形式填空1.I have already had lunch.I had it at 11:30.(have) 2. Have you written to your parents

5、 yet? Yes,I wrote to them last night.(write) 3.How clean the classroom is!Yes,Im sure that someone has cleaned (clean) it. 4.Jerry started (start) to write the letter yesterday,but he hasnt finished (not finish) it yet. 5.Mr.Brown has taught (teach) Amy French for a month,but she still cant speak Fr

6、ench well. .单项填空(C)1.How long your brother this camera? For two weeks.3A.have;bought B.have;hadC.has;had D.has;bought(A)2.Look,the light is still on in Helens office.Maybe she her work yet. A.hasnt finished B.wont finishC.doesnt finish D.didnt finish(D)3.I the History Museum twice.Ive learned a lot

7、there. A.visit B.am visitingC.will visit D.have visited(C)4.Has she finished her homework yet? .She finished it ten minutes ago. A.No,she has B.Yes,she doesC.Yes,she has D.No,she hasnt(B)5.Paula was pleased that she her lost watch yesterday. A.finds B.foundC.has found D.will find.按要求完成句子,每空一词 1.My f

8、ather has lived here since 2000.(对画线部分提问) How long has your father lived there? 2.They bought the book two hours ago.(对画线部分提问) When did they buy the book? 3.Nancy has already had breakfast.(改为否定句)Nancy hasnt had breakfast yet . 4.Miss Green started to teach us in our hometown two years ago.(改为同义句)Miss Green has taught us in our hometown for two years. 45.Julia has not got home from school yet.(改为肯定句)Julia has already got home from school.