八年级英语下册unit8haveyoureadtreasureislandyet语法专题—grammarfocus习题课件（新版）人教新目标版

Unit 8 Have you read Treasure Island yet?,八年级下册英语（人教版）,单元语法专题Grammar Focus,概念：表示过去发生或已经完成的动作对现在造成的影响或结果。如： Have you had your lunch yet？你已经吃过午饭了吗？ Yes, I have.Ive just had it.是的，我刚吃过。(现在我不饿了) I have already posted those photos.我已经邮寄了那些照片。(那些照片已不在我这里了),构成 肯定句：主语have/has过去分词其他 否定句：主语have/hasnot过去分词其他 疑问句： Have/Has主语过去分词其他？ 肯定回答：Yes, 主语have/has. 否定回答：No, 主语havent/hasnt.,already, yet 与现在完成时 already 常用于肯定句中，指动作已经发生，或比期望发生的要早， 一般用在句子中间或句末。 yet 用于疑问句和否定句中，谈论尚未发生但可能发生的事，通常位于句末。如： Have you seen the film yet？你看过那部电影了吗？ Yes.Ive already seen it.是的，我已经看过了。,一、用括号内所给单词的适当形式填空。 1They _(go) to the library an hour ago.Have they _(finish) cleaning it? 2_you _(see) the new film yet? No, Im going to see it tomorrow. 3I _(hear) from Alan last week.I have already _(write) back to him. 4Jim _(not come) back yet.His mother is still waiting for him. 5We have _(tell) her the bad news.She must be very sad now.,went,finished,Have,seen,heard,written,hasnt come,told,二、单项选择。 6(日照中考)The paper says Iron Man 3 is on this evening.Lets go and see it. But I _ it. Asee Bsaw Chave seen Dwill see 7Holly has _ fed the dog，but she hasnt watered the plants _. Astill; already Balready; yet Cyet; still Dyet; already,C,B,8(郑州中考)People _ more and more useful things to protect the earth since Earth Day was started. Adid Bwere doing Cwill do Dhave done 9The water _ dark and dirty.Its no longer safe to drink. Abecame Bhas become Cwill become Dwas becoming,D,B,10(广州中考)Miss Brown, we _ cleaning our classroom.Can we go home now? Afinish Bfinishing Care finished Dhave finished,D,三、按要求完成下列句子。 11Kate has already tried Chinese food.(改为一般疑问句，并作肯定回答) _Kate _Chinese food_? Yes，_ 12They have already planted some trees on the hill.(改为否定句) They _planted any trees on the hill _,Has,tried,yet,she has,havent,yet,13Tom has read the book three_times.(对画线部分提问) _times has Tom read the book? 14I have already finished reading Journey_to_the_West(对画线部分提问) _reading yet? 15Did you visit the zoo？(用现在完成时改写句子) _the zoo_?,How many,What have you finished,Have you visited,yet,本课时其他知识点精练 1It is necessary for them to learn about the new _(科技) 2I love _(法语)because it sounds beautiful. 3Real life is sometimes stranger than _(小