英语人教版八年级下册GRAMMAR.doc

瑞华实验学校2015年上期电子教案年级： 八 科目： 英语 执教者：课 题Unit 8 Have you read Treasure Island yet? Section A (Grammar -4c)第4课时教 学目 标1. To learn the new words and phrases: technology, French Master the key sentences: She is interested in science and technology and loves to imagine what the world will be like in 50 years. She cant wait to read them.2. 现在完成时的用法3. 所学过的各种时态的区别教学修改教学重、难点1. 现在完成时的用法2. 各种时态的灵活运用课堂设问1. What books have you already read?2. What do you think of them?What do your parents think about our plan?教学过程导Step 1 Lead-in1. Show the learning goals with the PPT.2 Revision.学&教学&教Step 2 Self-study1.Read the Grammar Focus loudly. 2. Sum up the usage of the Present Perfect Tense.Step 3 现在完成时1.用法: 见课本P1102.构成：“助动词have / has+ 动词的过去分词”构成的，规则动词的过去分词构成与过去式相同，不规则动词的过去分词则需逐个记忆。 3.规则变化：略 4. 不规则变化： 以不变应万变。如：let let let; put put put; read read read若中间有双写e，则去掉一个e，单词末尾再加t。如：feel felt felt; keep kept kept; sleep slept slept结尾的字母d变t。如：lend lent lent; build built built; send sent sent变为以-ought或-aught结尾。如：buy bought bought; bring brought brought; catch caught caught; teach taught taught 5.句式：略 6. already 和 yetalready一般用于肯定句中。如：We have already cleaned up our classroom.注意：already用于疑问句中时通常表示惊奇。如：Have you finished your homework already? I cant believe it.yet一般用于疑问句和否定句中。如：Have you seen her yet?The bus hasnt come yet.Step 4 Practice 1. Finish 4a and check the answers. 2. Finish 4b and check the answers. 3. Finish 4c and check the answers.练中考链接( )【2013广西贵港】 Do you know the movie Lost in Thailand? Yes. I _ it twice. Its funny. A. saw B. see C. have seen D. will see ( )【2013黑龙江牡丹江】 Lunch? No, thanks. I_. A. will eat B. am eating C. have eaten( )【2013 湖北黄冈】 Where is Tom? We cant find hi