Unit 8 Have you read Treasure Island yet? 第二课时 Section A （3a4c） 学习目标：1.重点单词短语：ship ,tool ,gun ,mark ,sand ,canibal ,towards ,land ,fiction ,science fiction,technology, French ,broken ship ,science fiction , 重难点：1.现在完成时: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。现在完成时的构成：have/has +过去分词 2.动词过去分词的变化规则： 一般情况下加-ed；以-e结尾的，加-d；以辅音字母加y结尾的，变y为i加-ed；重读闭音节单词，双写辅音字母加-ed。预习任务： 任务一 朗读默写138页的动词不规则的过去式和过去分词。任务二.阅读59页3a回答问题1).What does Robinson Crusoe wait for?_ _2). Why does Robinson Crusoe call the man Friday?_任务三 .完成课本59页3B根据句子意思猜单词1).you can use these to shoot things:_2.)Something you use to travel in the sea:_3).A piece of land in the middle of the sea:_4). You can use these to cut things:_5.Signs left behind by someone or something:_任务四：阅读课文59页3a，完成3c，改错把答案到下列横线1. 把_改为_ 2. 把_改_3把_改为_4. 把_改为_5. 把_改为_任务五: 完成课文60页的4a和4b.，把答案写在课本。合作探究一翻译下列单词及短语。 陆地；大地 _ 科幻小说_ 科技；工艺_法语 _ 二阅读课文59页.翻译下列句子： 我已经砍倒了树木，建造了房子.我甚至学会了种植水果和蔬菜。 _ 几周前，我在沙子上发现了另一个人的脚印。 _ 【课中探究】词义辨析: 1. one the other意为“一个另一个”。2 some the others用于三者或三者以上，意为“一些其余的”。 .( )Lily and her sister look the same I cant tell one from _ A other B another C the other D others 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 I have finished my homework (肯定句) I have not finished my homework （否定句） Have you finished your homework? Yes, I have / No, I havent, 【当堂达标】一写出下列单词的过去式和过去分词形式：finish _ _ live _ _ carry _ _ stop _ _ go _ _ see _ _ forget _ _ 二、根据句意或汉语提示写词。 1 We often see people take out _ and shoot others in action movies 2 Li Ming went to Paris three years ago, now he can speak _ very well 3 I think dictionaries and Internet are good _(工具) for us to study English 4 Look, Tim is walking t_ the library He wants to borrow some books 5 Would you like something e_ to eat? No, thanks Im full 【课后巩固】 一、用括号内所给单词适当形式填空1 Judy has already _ (finish) reading Little Women 2 Tom and Mike have already _ (decide) to learn Chinese on Internet 3 Have you _ (read) Alice in Wonderland yet? 4 Robinson _ (have) already built a house on the island 5 It often _ (snow) in North China in winter 二、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 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 Mary has gone to Taiwan （就划线部分提问） _ _ Mary _? 7 Julia has not got home from school yet （改为肯定句） Julia _ _ _ home from school