9AUnit2Grammar.ppt

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1、Unit 2 Grammar一、宾语从句的概念一、宾语从句的概念 宾语从句即句子作宾语，而不再是一个宾语从句即句子作宾语，而不再是一个词或短语作宾语。词或短语作宾语。I like my teacher.（名词作宾语（名词作宾语)I enjoy playing basketball.(动名词作宾语）动名词作宾语）I decide to study hard.（不定式作宾语）（不定式作宾语）I know him .（代词作宾语）（代词作宾语）I know Mr Li teaches English. (句子作宾语）句子作宾语）She asked if the answer was right. (

2、句子作宾句子作宾语）语）二、宾语从句三要素二、宾语从句三要素连连 接接 词词时时 态态语语 序序连接词1.that引导引导2.whether/if引引3.连接代词连接代词who whom whose what which4. 连接副词连接副词when why where how。注：that 在句中无词汇意义，在从句中不能充当成分，在口语当中往往省略e.g. 1. I hear (that) _. （一小时后他会回来）一小时后他会回来）2. He said (that) _. （他非常想念我们）他非常想念我们）3. The teacher told us (that) _. （地球围着太阳转）

3、地球围着太阳转） he will be back in an hour he missed us very much the earth moves around the sun注意：当从句是客观真理的时候，无论主句什么时态，从注意：当从句是客观真理的时候，无论主句什么时态，从句一律用一般现在时句一律用一般现在时o 宾语从句可用于主句动词之后，如： know, think, believe, hope, meano 还可用于从句形容词之后， 如： certain, sure, gladeg: I am glad (that)_( 你赢了这比赛). He is sure(that)_ ( 他能通

4、过考试）you won the game he can pass the exam由从属连词由从属连词whether, if 引导的宾语从句引导的宾语从句e.g. 1. I want to know _. （他是否跟我们一起去公园）他是否跟我们一起去公园）2. Ask him _. （他是否能来）他是否能来）3. I dont know _.（是否要下雨）是否要下雨） if (whether) he will go to the park with us whether (if) he can come whether it is going to rain or noto Should I

5、choose the red dress? (疑问句） 陈述句结构（主陈述句结构（主+谓谓+其他成分）其他成分） - I should choose the red dress. 添加if/ whether, 改变人称Kitty cannot decide _o Do white clothes suit me?-White clothes suit me.（陈述句式）Sandy does not know _由从属连词由从属连词whether, if 引导的宾语从引导的宾语从句句if/whether she should choose the red dress.if/whether whi

6、te clothes suit her.o Is the sports bag made of cotton?Amy is asking _Does the green T- shirt match my trousers?Simon is not sure_Should I stay at home instead of going shopping with my classmates?Daniel often wonders _由从属连词由从属连词whether, if 引导的宾语从引导的宾语从句句if/whether the sports bad is made of cottonif

7、/whether the green T-shirt match his trousers.if/whether he should stay at home instead of going shopping If 与whether 的区别1. I dont know _ he will come or not.2. I dont care of _ he is handsome.3. He wondered _ to stay here the next week.4. _ he will come is not decided. 与与or not 连用只能用连用只能用whether介词后只能用介词后只能用whether与与to do 不定式连用只能用不定式连用只能用whether作主语只能用作主语只能用whetherwhetherwhetherwhetherWhetherHomework