人教版八年級英語下冊《Have you read Treasure Island yet?》PPT教學(xué)課件(第1課時)，共22頁。
學(xué)習(xí)目標(biāo)
words and expressions: ship, tool, gun, mark, sand, cannibal, towards, land, fiction, technology, French, science fiction
Structures:
① I have not lost my life.
②I have already cut down trees and built a house.
③I saw some cannibals trying to kill two men from a broken ship.
語法探究
定義：表示過去發(fā)生或已經(jīng)完成的某一動作對現(xiàn)在造成的影響或結(jié)果。
肯定句: 主語+have/has+過去分詞+其他
否定句: 主語+haven’t/hasn’t+過去分詞+其他
一般疑問句： Have/Has+主語+過去分詞+ …？
肯定答語: Yes, 主格代詞+have/has.
否定答語: No, 主格代詞+haven’t/hasn’t.
用法：
1. 表示動作到現(xiàn)在為止已經(jīng)完成或剛剛完成。
I have finished my work.
We have set up many new factories.
2. 動作發(fā)生在過去，強調(diào)對現(xiàn)在造成的結(jié)果、影響等。
Have you ever seen the film Harry Potter?
I’ve spent 3 years in the countryside.
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關(guān)鍵詞：Have you read Treasure Island yet? PPT課件免費下載，.PPT格式；
