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2. 读过《金银岛》吗?是的,她读过。她认为她很棒。
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3.你决定要写哪本书了吗?是的,我决定了。我已经把这本书读完了。它真的很好。
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4.你想要一些喝的吗?不,谢谢。我刚刚已经喝了一些茶。
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5.你的父母考虑我们的计划了吗?我还没有告诉他们。
合作探究:1.对学:核对预习答案;2.完成 4a,4b,4c练习。
展示提升:1.展示预习;2.展示 4a,4b,4c。
总结生成:语法聚焦:
现在完成时的构成及句式转换: 助动词 have/has + 过去分词?
?1.I have finished my homework (肯定句) ②I have not finished my homework (否定句) 2.—Have you finished your homework?? —Yes, I have / No, I haven’t,?
难点:already, yet?在现在完成时中,already?用于肯定句,yet用于否定和疑问句中。
3.. 现在完成时的标志:? ①常与just, already, yet, ever, never, before, so far 等连用,
?②for + 时间段;since + 过去的时间点
4.Have/has gone to...,去了...(还没有回);Have/has been to...,去过...(已经回)
例:1)-Where is your sister?-She has gone to the library.她去图书馆了(没有回,还在图书馆) 2)I have been to Beijing many times我去过北京很多次了。(我已经回了,没在北京了);5.how long,for+时间段,since...不能与瞬间动词连用。
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效能检测:
一、按要求改写句子。(每空4分,共80分)
1 Has Jack read Tom Sawyer yet? (肯定回答) __________, ___________ ___________
2.Has he cut down that big tree yet?(否定回答)__________, ___________ ___________?
3. They have found the lost books already (改为一般疑问句并做否定回答)
?? ___________ they _________ the lost books _________? No, they ____________
4 Mr Wang began to teach English in this school in 1999 (改为同义句)
Mr Wang _________ __________ English in this school since 1999
5 They have lived here?since 3 years ago?(就划线部分提问)
? __________ __________ have they lived here ?
6 Julia has not got home from school yet (改为肯定句)
?? Julia ________ _________ ________ home from school.