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Unit 8Have you read Treasure Island yet?,第三课时(Grammar Focus4c)单元同步语法精讲精练,意义：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。 eg：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have/has not.,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，谈论尚不知道发生与否但可能发生的事，通常位于句末。 eg：Have you had your lunch yet？你吃过午饭了吗？ Yes，Ive already had it.是的，我已经吃过了。,一、单项选择。 1I heard you lost your book._ you it? Not yet. ADid；find BHave；found CDo；find DHave；find 2She has _ decided what to buy for her best friend.(葫芦岛中考) Aalready ByetCstillDneither 3Jack has _ fed the dog，but he hasnt watered the vegetables _.(鞍山中考) Astill；already Balready；yet Cyet；still Dyet；already,B,A,B,4Where are the flowers？(武汉中考) You see，someone _ them to the windows. Amoves Bwill move Chas moved Dwould move 5The storybook is very interesting. I agree with you.I _ it twice already. Aread Bwill read Cam reading Dhave read,C,D,6Has she finished her homework yet? _She finished it ten minutes ago. ANo，she has BYes，she does CYes，she has DNo，she hasnt 7I _ the book Little Women yet，but Ill let you read it first.(四川中考) Ahavent read Bdont read Cwont read Ddidnt read 8Paula is pleased that she _ her lost watch.(河北中考) Afinds Bfound Chas found Dwill find,C,A,C,二、根据句意，用括号中所给单词的适当形式填空。 9I _(tell) him about it two days ago，but he _(not decide) what to do yet. 10Mr. Brown _(teach) Amy French for a month，but she still cant speak French well. 11The young singer _(become) famous last year and he _(have) several concert by himself since then. 12We _(get) to London yesterday，but we _(not start) to work yet.,told,hasnt decided,has taught,became,has had,got,havent started,13How many books have you sold? I _(sell) 80 books.There _(be) only 20 books left now. 14I called Jack just now，but he was not at home. How strange！He _(go) back home an hour ago.,have sold,are,went,
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