九年级英语上册Unit 2 Colour 教学课件：Grammar.ppt

一、宾语从句的概念 宾语从句即句子作宾语，而不再是一个词或短语作宾语。 I like my teacher.（名词作宾语) I enjoy playing basketball.(动名词作宾语） I decide to study hard.（不定式作宾语） I know him .（代词作宾语） I know Mr Li teaches English. (句子作宾语） She asked if the answer was right. (句子作宾语） 二、宾语从句三要素 连接词 宾语从句可用于主句动词之后，如： know, think, believe, hope, mean… 还可用于从句形容词之后， 如： certain, sure, glad… eg: I am glad (that)_________________ ( 你赢了这比赛). He is sure(that)_________________ ( 他能通过考试） 由从属连词whether, if 引导的宾语从句 Should I choose the red dress? (疑问句） 陈述句结构（主+谓+其他成分） --- I should choose the red dress. 添加if/ whether, 改变人称 Kitty cannot decide ________________________ Do white clothes suit me? --White clothes suit me.（陈述句式） Sandy does not know ____________________________ 由从属连词whether, if 引导的宾语从句 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 ______________________________________ Unit 2 Grammar 连 接 词 时 态 语 序 1.that引导 2.whether/if引 3.连接代词 who whom whose what which 4. 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. I hear (that) _______________________. （一小时后他会回来） He said (that) ______________________. （他非常想念我们） The teacher told us (that) ___________________________. （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，从句一律用一般现在时 you won the game he can pass the exam 由从属连词whether, if 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） 2. Ask him _________________________________. （他是否能来） 3. I don’t know ___________________________. （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 not if/whether she should choose the red dres