北师大版（2019）必修第三册Unit 8 Green living Lesson 3 "White Bikes" on the Road学案（无答案）

Unit 8 Green Living Lesson 3 "White Bikes" on the Road 学习目标 1. 掌握本节生词、短语及句型的表达与运用。 2. 掌握词类的转换的用法。 3. 通过课堂练习，对课文内容有更深入的了解。 知识运用 1. benefit 词性：_____ 意思：_____ be of benefit to sb. = be beneficial to sb. 对某人有益处 for the benefit of… 为了……的利益 benefit from/ by… 从……中受益，得益于…… A benefit B = B benefit from A beneficial adj. 有益的 练习：The two countries will _____ from free trade. 2. convenience 词性：_____ 意思：_____ for convenience 为方便起见 at sb's convenience 在某人方便时 convenient adj. 方便的，便利的 It is/ was convenient for sb. to do sth. 某人方便做某事 if sth. is convenient to sb. 如果某事对某人来说方便的话 练习：I kept my reference book near my desk for _____. 3. come up with 意思：_____ keep up with 与……保持一致；不落后 catch up with 赶上;追上 put up with 忍受 team up with 与……合作，协作 练习：At the conference a large number of participants _____ original theories. 阅读探究 1 What does the title "'White Bikes' on the Road" mean 2 What does the writer mean by saying "Where will bike-sharing go in China You decide." 句型梳理 1.（教材P36）They believed that it would be better for everybody if cars weren't allowed in the city centre and only bicycles were. 他们认为，如果市中心不允许使用汽车而只能用自行车，这会让所有人都受益。 此句为that引导的宾语从句，宾语从句中含有if引导的条件状语从句，所以that不可省略；条件状语从句中含有and引导的并列句，其中 only bicycles were是一个省略句，完整的结构为：only bicycles were allowed in the city centre。 that引导的宾语从句 that引导宾语从句时，在以下情况that不可省略： ①主语从句 ②表语从句 ③同位语从句 ④用it作形式宾语的宾语从句 ⑤宾语从句中含有主从复合句 ⑥主句谓语动词和that从句之间有插入语或者主句的状语 It is a pity that he has made such a mistake. 很遗憾他犯了这样的错误。 The reason is that he is careless. 原因是他粗心大意。 The news that our team won the match inspired us. 我们队赢得比赛的消息鼓舞了我们。 I don't think it necessary that you should read English aloud. 我认为你不必大声朗读英语。 They promised me that if I worked hard from then on, they would buy me a computer. 他们答应我，如果我从那时起努力工作，他们会给我买一台电脑。 I don't doubt, in any case, that we will win. 无论如何，我不怀疑我们会赢。 注意：and连接两个或两个以上的宾语从句时，第一个that可以省略也可以不省略，但其它that不能省略。 He told me (that) his father had died and that he had to make a living alone. 他告诉我他父亲去世了，他不得不独自谋生。 语法解析 语法：词类的转换 词类的转换就是词自身形式不变，但词性转换为另外一种词性。 一、转换为名词 1. 动词转换为名词 有大量动词可以转换为名词，这些转换的名词一般表示原来的动作或状态，意思没有太大的变化。 Let me have a try. 我来试一试。 We stopped there for a swim. 我们在那里停下来游了一会儿泳。 这类名词通常可以和动词构成短语，表示一个动作。 have a (n) look/ chat/ talk/ wash/ swim/ rest/ try/ quarrel/ smoke/ lie/ read/ dream/ run/ fight/ walk/ ride/ drink/ laugh/ dance/ bath/ wish/ win/ fear/ love/ shave/ debate ... ...