9下Unit4Grammar.ppt

Unit 4;Words and;1. To learn to use adverbial clauses or simple sentences 2. To learn to use object clauses or simple sentences 3. To learn to use defining relative clauses or simple sentences;语法讲解建议采用归纳法，如尽可能多的呈现一些相关例句，或可让学生从已学课文中找相应例句，引导学生试着从所观察到的语言现象中总结出语言规则和语法规律。;Using adverbial clauses or simple sentences;Look at the following sentences.;2. People might float in space because the gravity is low. People might float in space because of the low gravity. 3. Humans cannot survive if there is no food, water or oxygen. Humans cannot survive without food, water or oxygen.;Neil Armstrong received his student pilot’s licence when he was 16. Neil Armstrong received his student pilot’s licence _______________.;Rewrite the sentences using the words in brackets.;3. If there is no fresh food, meals will not be as tasty as they are today. (without);以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解，下面就让我们根据之前练习的考察情况进一步选择讲解该语法项的重难点。;状语从句和简单句之间的转换;2. if not 引导的条件状语从句可借助without短语转化为简单句。;3. 时间状语从句可借助介词短语转化为简单句。;4. so that引导的目的状语从句可用“in order to”或“so as to”转换为简单句。 ;5. so…that…引导的结果状语从句的可用“…enough to do” 结构变成简单句。;Using object clauses or simple sentences;Look at the following sentences.;The smell of the pills reminds them that food on the Earth is tasty. the smell of the pills reminds them _________________________.;Rewrite the sentences into simple sentences.;Rewrite the sentences into simple sentences.;以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解，下面就让我们根据之前练习的考察情况进一步选择讲解该语法项的重难点。;宾语从句和简单句之间的转换;P57 ;1. Are you aware ________________________ _____________ (distance)? 2. Do scientists agree _____________________ _____________________________(possibility)? 3. Have they thought ______________________ ___________________(problem)? 4. Are you aware __________________(transport)? 5. I wonder ______________________________ _______________(number)? 6. I think people should know _______________ ___________________________________________(differences).;Using defining relative clauses or simple sentences;Look a