英语八年级下册Section B一等奖ppt课件

这是一份英语八年级下册Section B一等奖ppt课件，文件包含Unit10复习课件ppt、写作Unit10IvehadthisbikeforthreeyearsSectionB3a-self-checkwritingppt、导学案Unit10IvehadthisbikeforthreeyearsSectionB3a-selfcheckdoc、过去完成时一24_标清_clipmp4等4份课件配套教学资源，其中PPT共47页， 欢迎下载使用。

1.多久；多长时间2.举行庭院拍卖会3.做某事很难4.捐赠5.不再6.面包机7.欢迎来到
1.hw lng2.have a yard sale3.It’s hard t d away5.n lnger = nt …any lnger n mre = nt …any mre6.bread maker7.welcme t …
8.成长，长大9.清理；丢掉10.决定做某事11.他的四岁生日12.做某事感到难过13.至于；关于14.说实在的15.数百万
8.grw up9.clear ut10.decide t d sth11.his furth birthday12. feel sad t d fr14.t be hnest15.millins f
16. 在过去的13年17.过去常常18.把…看做…19学习做某事20.根据；依据21.目的是；为了22.需要做某事
16.the last/past 13 years17.used t18.regard … as …19.learn t d t21.in rder t22.need t d sth.
现在完成时态
The present perfect tense(现在完成时）
１、熟练掌握现在完成时态的构成、用法及时间状语。２、巩固规则动词过去式及过去分词的变化规则。３、能正确运用现在完成时态解决考题。
1.过去发生的动作对现在造成的影响或结果。
2.过去已经开始，持续到现在的动作或状态
I had breakfast
I have just had /eaten my breakfast.
I’m nt hungry nw
I mved herein 2014
I still live here
I have lived here fr three years.
I have lived here since 2010/three years ag.
Eg: I ____________ (learn) English fr three years.
have learnt
句型结构肯定句：主语+have/has+过去分词+其他.否定句：主语+haven’t/hasn’t+过去分词+其他.一般疑问句及其回答：Have/Has +主语+过去分词+其他？肯定回答：Yes,主语+have/has否定回答：N，主语+haven’t/hasn’t
助动词have / has + 动词的过去分词
1.规则动词的过去分词和过去式相同。 ①直接在原形后+ed  ②词尾是e时，直接加d  ③若词尾为“辅音字母加y”，则变y为i加ed。④末尾只有一个辅音字母的重读闭音节，双写末尾辅音字母加ed.
总结过去分词的变化规则
eg： stpped  drpped shpped planned preferred chatted2.不规则动词的过去分词须单独记忆。
主语+have/has+动词的过去分词
按要求改写下列句子:1) They have seen the film already. 否定句：一般疑问句：肯定和否定回答：2)His mther has just dne the dishes.否定句：一般疑问句：肯定和否定回答：
A:这类词常强调动作完成。 already（已经，还，肯定句） yet（否定句，疑问句） never（从来没有） ever (曾经) twice （两次） recently(近来） befre（句末） just （刚刚）
2011安徽 He prmised t pick me up at the schl gate. Hwever. he __ yet. A. didn't arrive B. desn't arrive C. isn't arriving D . hasn't arrived2011芜湖—China develps s fast. —That’s true. It ______ a lt already. A. changes B. changed C. will change D. has changed 2011襄阳---- Why wn’t yu g t the mvie with me, Gina? - --- Because I _____ it twice. A. see B. have seen C. saw D. will see
时态的选择，时间状语是关键现在完成时态句中常见的时间状语
(1)since＋时间段＋ag＝fr＋时间段 since tw weeks ag=(2)since + 时间点＝fr＋时间 Since2003=(3)since+从句(常用一般过去时)【2012乐山市】—Have yu knwn Dr. Jacksn fr a lng time?—Yes, since she the Chinese Sciety. A. jined B. jins C. has jined
B.表示从过去一直持续到现在的时间.
fr tw weeks
fr 14 years
C：其他常见的时间状语
in the last /past few years/mnths 在过去的几年/月里these days 这些天 s far 迄今为止….. eg: ______yu ____(see) Mr. Black these days . Yes ,I met him when I was walking in the street yesterday.
Have seen
have/has been t
去过某地表示某人的一种经历,和nce,twice,already,ever,never等连用. 
去某地了,说话时某人已离开此地,在去某地的途中或已在某地
一直在某地(已经一段时间).常和fr …, since… hw lng 等连用. 
have/has gne t
have/has been（in）
1.— Hell, may I speak t Mr. Smith? — Srry, he isn't in. He ________the ffice. 12福州 A. has been t B. has gne t C. has been away 2.“Have yu ever been t Tky?” “Yes, I ______ there twice. It’s a mdern city.” 2012贵阳 A. have gne B. have been C. had gne3.—Is Mr. Smith still in Shanghai? —Yes, he ______ there fr tw mnths. 2011本溪 A. has beenB. has gne C. has been t D. has gne t
用括号内动词的适当形式填空：I____ already ____ (see) the film. I ________ (see) it last week. _____ he ____ (finish) his wrk tday? Nt yet.3. My father ____ just ____ (cme) back frm wrk. He is tired nw. 4. I ________ just ___________ (d) my hmewrk. 5.____ yu ______ (find) yur science bk yet? Yes, I have.
have seen
Has finished
has cme
have dne
Have fund
D the exercise!（请完成练习题）
试试就能行， 拼拼就能赢！
1. The cffee is wnderful! It desn’t taste like anything I _______ befre. A. have B. was having C. have ever had D. had ever had 2. Each f the girls here __________ t the West Lake twice. A. have gne B. have been C. has gne D. has been 3. S far this year, many new huses ________ in Wenchuan with the help f the gvernment. A. build B. are built C. will build D. have been ____ t Lndn. He will cme back in a mnth. A: went t B has gne t C has been t D. ges t
现在完成时态试题大练兵
1.My aunt is a writer. She ____ mre than ten bks since 1980. A. writes B. wrte C. has written D. will write. 2. She _______ this bk fr nearly three weeks. A. has brrwed B. has lent C. has bught D. has kept3.Yu are t late. The film _____ since half an hur ag.广东 A.has begun B. has been n C. began 4.Mr. Fan ___ this watch in 2005. he ____ it fr 6 years. A .bught, has had B. bught, has C. has bught, has had D. has bught, had 5.----Oh, yu are here. I’m lking fr yu all the mrning. ___________？----T the library. A. Where have yu gne B. Where will yu g C. Where are yu ging D. Where have yu been?6.A:Hw clean the bedrm is!B: Yes, I am sure that smene it . A. cleans B. cleaned C. has cleaned D. had cleaned
全国各地中考现在完成时态试题
7.Hi, guys. Where are yu ging nw? —Hme. We ___all ur mney, s we have t walk hme nw. A. spend B. spent C. have spent D. are spending 8_____ has yur uncle _____ the village? —Since 1999.He is in Shanghai nw. . A. Hw lng; been away frm B. When; been away frm C. Hw lng; left9.I ____ Mr. Smith since he mved t Shanghai. A. didn’t hear frmB. dn’t hear frm C. wn’t hear frmD. haven’t heard frm10. Our English teacher is very nice. We______friends since three years ag. A.wereB. became C. have beenD. have made
小结：本节课主要复习了现在完成时态的构成及用法，希望同学们善于思考和总结，掌握好这一重要时态！
Fight fr the final exam!
Yu did very well !