1、1Unit 8 Have you read Treasure Island yet单元语法聚焦八现在完成时 1现在完成时的用法(1)表示过去已经发生或已经完成的动作对现在造成的影响或结果，常与 already, ever, before, just, yet, never 等词连用。(2)表示从过去开始一直持续到现在的动作或状态。2现在完成时的结构肯定句式：主语have/has过去分词其他否定句式：主语havent/hasnt过去分词其他一般疑问句式：Have/Has主语过去分词其他？一般疑问句的肯定回答：Yes, 主语have/has.一般疑问句的否定回答：No, 主语havent/hasn
2、t./No, not yet./No, never. 如：He has already finished his homework.他已经完成作业了。Has he finished his homework yet?他完成作业了吗？Yes, he has. 是的，他完成了。No, he hasnt. 不，他没完成。3一般过去时与现在完成时的区别 (1)一般过去时只强调在过去发生过某事或动作发生的时间、地点、方式等。如：I saw the movie yesterday.我昨天看了这部电影。(强调这部电影是昨天看的)(2)现在完成时则强调过去的动作对现在造成的影响。如：I have alread
3、y seen the film.我已经看过这部电影了。 (强调到现在为止看过这部电影了) ( )1.2018连云港Look! Somebody _ the lights.Well, it wasnt me. I didnt do it.Aturns off Bis turning offCwas turning off Dhas turned off( )2.2018河北 I _ an invitation to the concert. I cant wait to go.Areceive Bwill receiveCwas receiving Dhave received( )3.2018
4、阜康、米泉What an exciting march!2Yes, isnt it? I _ such a great one before!Anever saw Bhad never seenCnever see Dhave never seen( )4.2018盐城I _ my card. I want to report it.You can call the bank to report the loss. It would be faster.Alose Bwas losingCwill lose Dhave lost( )5.2018日照When will you give the
5、 novel back to me?Sorry, I _it. How about Friday?Adidnt finish Bwont finishChavent finished Ddont finish( )6.2018沈阳 Sarah _ many places of interest in Beijing already.Avisited Bhas visitedCwill visit Dvisits( )7.2018呼和浩特 Diana cant go to the farm with her classmates because she _ a bad cold.Awill ca
6、tch Bis catchingChas caught Dis caught( )8.2017云南What do you think of your hometown, Kate?It _ a lot. Its more beautiful than before. Ahas changed BchangesCwill change Dchange( )9.2017烟台Look at my new smartphone.Wow, its so cool. When and where _ you _ it?Ado; buy Bhave; boughtCdid; buy Dhave; had(
7、)10.2017海南 Last year our class set up Reading Corner. So far, we _ more than 200 books.Awere reading Bhave readCwill read3教师详解详析1D 2.D 3.D 4.D 5.C 6.B 7.C8A 考查动词的时态。答语中的后一句“它比以前漂亮多了”是前一句带来的影响和结果；强调对现在的影响和结果时用现在完成时。故选 A。9C 考查动词的时态。句意：“看我的新智能手机。 ”“哇，好酷啊。你何时何地买的？”根据语境可知，这里强调买的时间和地点，应用一般过去时。故选 C。10B 考查动词的时态。句意：去年我们班建立了阅读角，到目前为止，我们已经读了 200 多本书了。so far 意为“迄今为止” ，是现在完成时的标志。故选 B。
