Unit-3-Section-A-Grammar-Focus-ppt课件-人教版英语九年级全册.pptx

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1、Unit 3 Could you please tell me where the restrooms are?Grammar Focus1Learning Goals1.理解宾语从句的定义和结构；2.掌握宾语从句三大考点（引导词，语序，时态）；3.能区分使用if和whether。2自学检测1.定义：用来充当宾语的句子叫作 _。宾语从句2.结构：宾语从句宾语从句I think that moon cakes are delicious！引导词+从句主语+从句谓语主句主句3宾语从句引导词语 序时 态宾语从句三大考点4He says _.考点一 宾语从句的引导词Rule1 当由陈述句充当宾语从句时

2、，引导词用 ，that无词义无成分，可省略。thatHe says that his parents will come back next week.His parents will come back next week.陈述句We believe _.The answer is right.陈述句that()We believe that the answer is right.that()交流5Will it rain tomorrow?Tom wonders _.I dont know_.Rule2 从句为一般疑问句，用 引导，意为”是否”不可省略。if/whether注意：从句后有

3、or或or not时，只用whether。Does your brother like watching NBA?whether it will rain tomorrow or notif your brother like watching NBA 6辨析that/if/whether1.I wonder you like NBA.2.I believe you will like NBA.3.I hope I can watch NBA every day.4.I want to know _ I closed the windows or not.If/whetherthatthatw

4、hether小窍门：1.think,say,believe,hope,wish等动词后接that引导的陈述句,2.ask,wonder,want to know,Can you tell me等动词或词组后接if/whether或特殊疑问词引导的宾语从句。7Tina doesnt know .She wonders .Rule3 从句为特殊疑问句，引导词用原来的 ；如：who,why,how,where,when等。特殊疑问词how to find it.Tips：主句和从句的主语一样时，宾语从句可以用疑问词+to do 替换=where her new schoolbag is how sh

5、e can find it how she can find itWhere is my new schoolbag?How can I find it?8I wonder if he is a good student.Is he a good student?疑问句语序Rule 宾语从句的语序要用 。陈述句语序陈述句语序Can you tell me how old you are?How old are you?疑问句语序陈述句语序考点二 语序交流陈述句语序:引导词+从句主语+从句谓语9My father asks me if I closed the windows just now.

6、I hear that Tom will come tomorrow.Our teacher says it is important to learn English well.Rule 1:当主句是一般现在时，从句的时态 _。根据实际情况而定考点三 时态交流10My teacher asked me if I had finished my homework.He wondered if I could help him.He told me that he was born in 1996.Rule 1:当主句是一般过去时，从句通常也用相应的 _。过去时态11My teacher tel

7、ls me that light travels faster sound.Our teacher told us that the earth goes round the sun.Rule3:当从句是客观真理或事实时，从句只能用 。一般现在时12陈述句语序，即“引导词+主语+谓语+其他”Summary宾语从句引导词1.陈述句that2.一般疑问句if/whether3.特殊疑问句特殊疑问词。语 序时 态1.当主句是一般现在时，从句的时态根据实际情况而定2.当主句是一般过去时，从句通常也用相应的过去时态3.当从句是客观真理或事实时，只能用一般现在时展示13导学案P24 语法专练()2.I h

8、ear there will be a wonderful film tonight.Aif Bwhat Cthat DWhether()3.I dont know they will come or not.I will tell you _ they come.Aif；that Bwhether；if Cif；if Dif；whether陈述句C如果B堂测 14堂测 导学案P2425 课后练案()1.What did your mother say just now?She asked me if with her.Awill I go to see a film BI would go

9、to see a film Cwould I go to see a film DI will go to see a film()4.I wonder June is a good time to visit Hong Kong.Athat Bwhat Cwhether DunlessBC15()1.Could you tell me youd like me to pay you?Youd better use mobile payment.I dont care _ it is Ali Pay or WeChat Pay.Ahow；whether Bhow；why Cwhat；wheth

10、er Dwhat；why堂测 导学案P42 语法专练howwhetherA()2.I dont know next.Lets ask our teacher for help.Awhat to do Bwhat should I do Chow to do Dhow should I do陈述语序:引导词+主语what to do=how to do itA16()3.Do you know？8,844 meters.Its a popular place with mountains climbers.Ahow high is Qomolangma Bhow long is Qomolang

11、ma Chow high Qomolangma is Dhow long Qomolangma is高度陈述语序:引导词+主语C17()4.David asked in China?Of course not.Chinese usually shake hands with a lady as a greeting.Awhy he can greet a lady by kissing her Bwhy he could greet a lady by kissing her Cwhether he can greet a lady by kissing her Dwhether he cou

12、ld greet a lady by kissing her否定回答一般疑问句时态：主过从过D18()5.I wonder.It will fall on a Saturday.Ahow will National Day on this year Bhow National Day will fall on this year Cwhat day will National Day fall on this year Dwhat day National Day will fall on this year将会是在一个星期六日期D陈述语序:引导词+主语19Good ByeGood Bye！20