人教版九年级英语上册课件：Unit 2 Section A-4（共70张PPT）.ppt

1、Unit 2 I think that mooncakes are delicious! Words review 幻灯片上单词出现时，同学应幻灯片上单词出现时，同学应 迅速读出该单词并说出意思，迅速读出该单词并说出意思， 说不出时，可有说不出时，可有5 5秒钟秒钟的现场求的现场求 救时间（向其他同学），每名救时间（向其他同学），每名 同学接受求救不得超过同学接受求救不得超过3 3次次。 mooncake lantern stranger relative put on pound steal lay out lay dessert garden admire whoever goddess

2、folk tradition I know that the Water Festival is really fun. What fun the Water Festival is. I wonder if theyll have the races again next year. How fantastic the dragon boat teams were! I wonder whether June is a good time to visit Hong Kong. How pretty the dragon boats were. I believe that April is

3、 the hottest month in Thailand. How delicious the food is in Hong Kong! Grammar Focus 名词性从句名词性从句 noun clause 主语从句主语从句 subject clause 宾语从句宾语从句 object clause 表语从句表语从句 predicative clause 同位语从句同位语从句 appositive clause 试比较：试比较： We know him We know he likes English. 主主s 主主s 谓谓v 谓谓v 宾宾o 宾宾o 宾语从句就是用一个句子来构成主句

4、的宾语宾语从句就是用一个句子来构成主句的宾语 主主s 谓谓v 宾宾 o 简单句简单句 复合句复合句 Do you know who is the first Chinese astronaut (宇航员宇航员)? Our teacher told us that the earth goes around the sun. Please tell me where she has gone. I dont know if he will come tonight. Lets find out whats on tonight . Find out the Object Clauses 注：注：

5、that 在句中在句中无词汇意义无词汇意义，在从句中，在从句中不不 能充当成分能充当成分，在口语当中往往省略。，在口语当中往往省略。 e.g. 1.I hear (that) he will be back in an hour. 2.He said (that) he missed us very much. 1.由从属连词由从属连词that引导的宾语从句引导的宾语从句 a. 在在主主+谓谓+it(形式宾语形式宾语)+宾补宾补+that 从句从句(真真 正宾语正宾语) 的句型中的句型中不省略不省略. eg: We must make it clear that we mean what we

6、 say. b. 由连词由连词and连接的两个由连接的两个由that引导的宾语引导的宾语 从句中从句中,第二个第二个that 不省略不省略. that在宾语从句中的在宾语从句中的省略与保留省略与保留 eg: He told me（ that） he would come and that he would come on time. c.当当that作介词作介词except, in等宾语时等宾语时 e.g. They believe in that she must still be single. I know nothing about him except that he is livi

7、ng in Beijing. 2.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 I want to know if/whether she is right . They didnt know whether Tom could come back or not . if/whether 引导宾语从句引导宾语从句 表示“是否”表示“是否” if/whether可互换可互换, 但但whetheror not为为 固定搭配固定搭配. 1).whether和和if都可以引导宾语从句都可以引导宾语从句 eg: I dont know whether or not he w

8、ill come. 注意：如果注意：如果or not放在放在whether所引导的从句所引导的从句 句尾，则可以用句尾，则可以用if来替换。来替换。 I dont know whether/if he will come or not. eg: I worry about whether I hurt her feeling. 注意注意whether和和if的使用区别的使用区别 a.当当whether后紧跟后紧跟or not时时,不用不用if. b.介词介词后面的宾语从句不能用后面的宾语从句不能用if. He asked me whether I wanted to go there by t

9、rain or by bus. 他问我是想乘火车还是坐公共汽车去那里。他问我是想乘火车还是坐公共汽车去那里。 注：注：whether和和or一起还有“不管”之意一起还有“不管”之意,引引 导让步状语从句。导让步状语从句。 Whether he drives or takes the train, he will be here on time. 不管开车来还是乘火车来，他都会准时到。不管开车来还是乘火车来，他都会准时到。 c.在在强调任意选择强调任意选择时时,用用whetheror,此时此时 不用不用 if 替换替换whether。 e.g. Whether he will come I am

10、 not sure. e.g. He asked me whether Id move to New York if I got the job. d. 虽引导宾语从句，但为了强调虽引导宾语从句，但为了强调宾语宾语部部 分，也可把分，也可把从句放在句首从句放在句首，此时只用，此时只用 whether不用不用if。 e. 句子中有句子中有if 引导的条件句引导的条件句，如再有表示，如再有表示 “是否”的宾语从句，用“是否”的宾语从句，用whether不用不用if。 Please let me know if you need help. 如果你需要帮助请告诉我。如果你需要帮助请告诉我。 或：请告

11、诉我你是否需要帮助。对比：或：请告诉我你是否需要帮助。对比： Please let me know whether you need help. 请告诉我你是否需要帮助。请告诉我你是否需要帮助。 I dont know if it wont rain tomorrow. 我不知道明天是不是会下雨。我不知道明天是不是会下雨。 f. 容易产生歧义时用容易产生歧义时用whether不用不用if来表示来表示 “是否”。“是否”。 g. 如果如果宾语从句为否定句宾语从句为否定句时，则只用时，则只用 if不用不用whether。 2).引导主语从句置于句首时，只能用引导主语从句置于句首时，只能用wheth

12、er e.g. Whether he comes or not makes no difference. 3). Whether可以引导可以引导表语从句和同位语表语从句和同位语从句，从句， if不可以不可以 4).用在用在动词不定式之前时用动词不定式之前时用whether不用不用if。 I dont know whether to go there at once. 我不知道是不是该立刻去那里。我不知道是不是该立刻去那里。 3.由连接代词由连接代词 Who, whom, whose, which, what 和连接副词和连接副词 where, how, why, when引导引导 的宾语从句的

13、宾语从句 e.g. 1.Do you know whose book it is ? 2.Please tell me when well have a meeting . 3.Could you tell me why the train is late? 4.He asked who could answer the question. 当当主句主句是是一般现在一般现在时，宾语从句的时态时，宾语从句的时态 不作限制不作限制，我们可以根据句子的意思来使，我们可以根据句子的意思来使 用需要的任何一种时态。用需要的任何一种时态。 I hear (that) Jim went to work an

14、 hour ago. he is interested in English. she will come tomorrow. Tom has been to London twice. He will go to Hong Kong . He is sick. He is reading a book . He has finished his work. He said He had finished his work. He would go to Hong Kong . He was sick. He was reading a book . 当当主句是一般过去时主句是一般过去时的时候

15、，宾语从句必的时候，宾语从句必 须运用相应的须运用相应的过去的某一种时态过去的某一种时态，从而达到从而达到 主句和从句的相互一致。主句和从句的相互一致。 the sun is much bigger than the moon . Summer is after Spring . the earth moves around the sun. He told me (that) We kmew (that) The teacher told us (that) 当宾语从句说明的是当宾语从句说明的是客观存在的事实或者客观存在的事实或者 是客观存在的真理是客观存在的真理时，就不用受到主句时态时，就

16、不用受到主句时态 的限制，的限制，仍是用一般现在时态仍是用一般现在时态。 主句时态主句时态 从句时态从句时态 一般现在时、一般一般现在时、一般 将来时、祈使句时将来时、祈使句时 根据句意的需要用任意根据句意的需要用任意 一种时态一种时态 一般过去时一般过去时 与原句相对应的过去的与原句相对应的过去的 时态时态 客观事实、真理、客观事实、真理、 自然现象、名言警自然现象、名言警 句、谚语等句、谚语等 一律用一般现在时一律用一般现在时 Danny says that he will learn English. Do you know where he came from? Please tell

17、 me how I can get to the bus station . 无论主句是陈述句还是疑问句，宾语从句无论主句是陈述句还是疑问句，宾语从句 都是运用陈述句的语序，即是“主语在前，都是运用陈述句的语序，即是“主语在前， 谓语在后”的顺序。谓语在后”的顺序。 宾 语 从 句 三 要 素 宾 语 从 句 三 要 素 引导词引导词 that+陈述句陈述句 ifwhether+一般疑问句一般疑问句 特殊疑问词特殊疑问词+特殊疑问句特殊疑问句 时态时态 主句为一般现在时主句为一般现在时 主句为一般过去时主句为一般过去时 一般过去时一般过去时 过去将来时过去将来时 过去进行时过去进行时 过去完成

18、时过去完成时 语序语序 宾语从句的语序都为陈述句语序宾语从句的语序都为陈述句语序 从句客观真理时态不变从句客观真理时态不变 从句可为任何时态从句可为任何时态 学习宾从三注意，时态语序和连词。学习宾从三注意，时态语序和连词。 时态主从要呼应：时态主从要呼应： 主句若为现在时，从句时态随句意；主句若为现在时，从句时态随句意； 主句若为过去时，从句时态变过去；主句若为过去时，从句时态变过去； 宾从若是表真理，时态不变无质疑。宾从若是表真理，时态不变无质疑。 语序要用陈述序，切莫照搬疑问句。语序要用陈述序，切莫照搬疑问句。 That 连接陈述句，省与不省要注意。连接陈述句，省与不省要注意。 从句若表“

19、是否”时，从句若表“是否”时，if/whether要慎记。要慎记。 特殊问句作宾语，仍用原来疑问词。特殊问句作宾语，仍用原来疑问词。 三个问题需牢记，切莫丢东忘了西。三个问题需牢记，切莫丢东忘了西。 1. Tom said. He is reading a book. 2. He asks me. Are they playing a game? 3. Where is the hospital? He told me. 4.Who bought the pen? He wondered. Tom said that he was reading a book. He asks me if/w

20、hether they are playing a game. He told me Where the Hospital was. He wondered who bought the pen. Who can answer the question？The teacher asked The teacher asked who could answer the question Whats wrong? Whats the matter? Whats happening? What happened? Eg: I dont know whats the matter. 1. The rad

21、io says it _cloudy tomorrow. (be) 2. The headmaster hopes everything _well. (go) 3. Tom says that they _ (play) basketball at six o clock yesterday evening. 4. I hear they _ (return) it already. Exercises 5. He said that they _ members of the Party since 1948. (be) 6. He asked what they _ at eight l

22、ast night. （do) 7. The teacher told his class that light _ faster than sound. (travel) 8. I think you _ about the relay race now. （talk) 9. I didnt know whom the letters _from. (be) 1. I dont know _ Ill be free tomorrow. 2. I dont know _ or not Ill be free tomorrow. 3. The question is _ this book is

23、 worth writing. whether/if whether whether 用用if 或或whether 填空填空 所谓感叹句，就是用来表达所谓感叹句，就是用来表达喜怒哀乐等强喜怒哀乐等强 烈情感烈情感的句子。的句子。近年来，感叹句的构成及近年来，感叹句的构成及 转换是中考常考的考点之一。转换是中考常考的考点之一。 感叹句一般感叹句一般由“由“what” 和“和“how”来开头的来开头的 句子句子 “what”修饰修饰名词名词，“，“how”修饰修饰形容形容 词和副词词和副词 A beautiful flower It is a very beautiful flower. What

24、 a beautiful flower it is! A lovely cat It is a lovely cat. What a lovely cat it is! An interesting story book It is an interesting story book. What an interesting story book it is! Delicious cakes They are delicious cakes. What delicious cakes they are! Beautiful flowers They are very beautiful flo

25、wers. What beautiful flowers they are! A pretty girl She is a very pretty girl. What a pretty girl she is ! Simple conclusion: What+ a/an+adj.+n.+ it is/ she is/ he is Exciting people The people are exciting. How exciting the people are! Simple conclusion : How +adj. +the+n. +is/are! What 引导的感叹句引导的感

26、叹句 “what“意为意为“多么多么“用作用作定语定语，修饰，修饰名词名词（ 被强调部分），名词前可有其它定语成份被强调部分），名词前可有其它定语成份 （即：形容词或冠词）。（即：形容词或冠词）。单数可数名词前单数可数名词前 要加不定冠词要加不定冠词a/an,复数可数名词或不可数复数可数名词或不可数 名词前不用冠词。名词前不用冠词。 一般有三种形式，此时一般有三种形式，此时what为形容词为形容词，作，作定定 语语，用来修饰它后面的名词或词组。，用来修饰它后面的名词或词组。 1. what+a/an+形容词形容词+可数名词单数可数名词单数+主语主语+ 谓语！谓语！ What an intere

27、sting story it is! 多么有趣的故事呀！多么有趣的故事呀！ What a good girl she is! 她是个多么好的一个女孩啊！她是个多么好的一个女孩啊！ 2. what+形容词形容词+不可数名词不可数名词+主语主语+谓语！谓语！ What heavy snow it is! 多么大的雪呀！多么大的雪呀！ What bad weather is it? 多么糟糕的天气！多么糟糕的天气！ 3. what+形容词形容词+可数名词复数可数名词复数+主语主语+谓语谓语! What beautiful flowers they are! 多么漂亮的花啊！多么漂亮的花啊！ What

28、 good students they are! 他们是多么好的学生啊！他们是多么好的学生啊！ “how”意为意为“多么多么”，用作，用作状语状语，修饰，修饰形容形容 词或副词词或副词（被强调部分）。如果修饰（被强调部分）。如果修饰形容形容 词词，则句中的谓语动词用，则句中的谓语动词用系动词系动词；如果；如果ho w修饰修饰副词副词，则句中的谓语动词用，则句中的谓语动词用行为动行为动 词词。 How 引导的感叹句引导的感叹句 有三种结构形式。此时有三种结构形式。此时how是副词是副词，用来修，用来修 饰其后的饰其后的形容词或副词形容词或副词，也可以修饰，也可以修饰动词动词。 1、How+形容词

29、形容词+主语主语+谓语！例如：谓语！例如： How cold it is today! 今天多么冷呀！今天多么冷呀！ How hot it is today! 今天多么热呀！今天多么热呀！ 2、How+副词副词+主语主语+谓语！谓语！ 例如：例如： How happy they look! 他们显得多么高兴呀！他们显得多么高兴呀！ How fast he runs! 他跑得多么快呀！他跑得多么快呀！ 3、How+主语主语+谓语（陈述句）！例如：谓语（陈述句）！例如： How he loves his son! 他是多么的爱他的儿子！他是多么的爱他的儿子！ How time flies! 光阴似

30、箭！光阴似箭！ 表示同一意义时，感叹既可用表示同一意义时，感叹既可用“what” 引导，也可用引导，也可用“how“引导引导 What a hot day it is! How hot the day is ! 多么热的天气呀！多么热的天气呀！ What tall buildings they are! How tall the buildings are! 多么高的楼房呀！多么高的楼房呀！ What bad weather it is! How bad the weather is! 多么糟糕的天气呀！多么糟糕的天气呀！ What bright sunshine it is! How bri

31、ght the sunshine is! 多么明亮的阳光呀！多么明亮的阳光呀！ 表示激动强烈的感情时，口语中常省表示激动强烈的感情时，口语中常省 略其后面的主语和谓语略其后面的主语和谓语 What a fine day（it is）! 多么晴朗的天呀！多么晴朗的天呀！ What an honest boy! 多么诚实的孩子呀！多么诚实的孩子呀！ What red apples（they are)! 多么红的苹果呀！多么红的苹果呀！ How cool! 好凉快呀！好凉快呀！ How wonderful! 精彩极了！精彩极了！ 口语中常用口语中常用: What a pity! 真遗憾！真遗憾！ W

32、hat a shame! 真遗憾真遗憾!真可耻！真可耻！ what修饰名词修饰名词 What +名词名词+陈述语序陈述语序 What+a+形容词形容词+名词名词+ 陈述语序陈述语序 What+ 形容词形容词+复数名词复数名词+ 陈述语序陈述语序 What+ 形容词形容词+不可数名词不可数名词+ 陈述语序陈述语序 how 修饰形容词，副词或动词修饰形容词，副词或动词: How +形容词形容词+ a +名词名词+ 陈述语序陈述语序 How+形容词或副词形容词或副词+ 陈述语序陈述语序 How VS What A. How tall the man is! A. What a tall man (h

33、e is)! A. How lovely these pandas are! B. What lovely pandas (they are)！ A.Wow, what a big pumpkin! B. How big this pumpkin is! 1. think/Lantern Festival/beautiful I think that the Lantern Festival is beautiful. 2. dont know /whether /he /come home / for the festival _ _ 3. believe/Water Festival/mo

34、st/fun _ 4a Write sentences using the words given. I dont know whether he will come home for the festival. I believe that the Water Festival is the most fun. 4. wonder/if/mooncakes/delicious _ 5. how/exciting/races _ 6. what/interesting/city _ Jenny wonders if the mooncakes are delicious. How exciti

35、ng the races are! What an interesting city ( it is)! 4b Read the passage below and underline the objective clauses. If possible write your own sentences about Mothers Day and Fathers Day using objective clauses. Dear Xia Yu, Do you know that there are two special days for parents in America? One is

36、Mothers Day on the second Sunday of May and the other is Fathers Day on the third Sunday of June. On these two days, American children often give gifts to their parents or take them out for lunch or dinner. Common gifts are flowers and cards for mothers and shirts or ties for fathers. I heard that i

37、t is becoming more and more popular to celebrate Mothers Day and Fathers Day in China. I wonder if children over there also give similar gifts to their parents. I believe that there are many ways to show our love. Actually, we dont have to spend a lot of money. It is also a good idea to help parents

38、 to do something instead. June Objective clause: 1. Do you know that there are two special days for parents in America? 2. I heard that it is becoming more and more popular to celebrate Mothers Day and Fathers Day in China. 3. I wonder if children over there also give similar gifts to their parents.

39、 4. I believe that there are many ways to show our love. Actually, we dont have to spend a lot of money. 事实上，我们不必花很多钱。事实上，我们不必花很多钱。 (1) have to 意为意为“必须；不得不必须；不得不”，强调由强调由于于客客 观因素主语不得不做某事观因素主语不得不做某事，有人称和时有人称和时态的变态的变 化，其后跟化，其后跟动词原形动词原形。 Because he had no money, he had to drop out of school. 因为没有钱，他不得不辍

40、学。因为没有钱，他不得不辍学。 Language Points have to 与与 must have to: “必须；必须；不得不不得不”，表示，表示客观客观需要，需要， 有人称、数、时态的变化。有人称、数、时态的变化。 dont have to 表示表示“不必不必” must : “必须必须; 一定一定” 表示说话人表示说话人主观主观上的看上的看 法，法，must 只有一种形式。只有一种形式。 mustnt 表示表示“禁止禁止” You dont have to tell him about it. 你不必把这件事告诉他。你不必把这件事告诉他。 You mustnt tell him a

41、bout it. 你一定不要把这件事告诉他。你一定不要把这件事告诉他。 (2) spend 动词，意为动词，意为“用，花用，花”，常用句型，常用句型为为 spend some time/ money ( in ) doing sth. 花费时间花费时间/钱做某事。钱做某事。spend 后接动词的后接动词的-ing。 I spent two hour (in) reading the novel. 我花了两小时读这篇小说。我花了两小时读这篇小说。 I spent 100 yuan buying the sweater. 我花了我花了100元买这件毛衣。元买这件毛衣。 4c Which festi

42、val do you like best? Ask your group and report to the class. e.g. In our group, Davids favorite festival is . He thinks that In our group, Davids favorite festival is Halloween. He thinks that on that day children will wear special costumes with mask to take part in Halloween party. And play “trick

43、 or treat”. 典型例题典型例题 1）_ food youve cooked! A. How a nice B. What a nice C. How nice D. What nice 2）_terrible weather weve been having these days! A. What B. What a C. How D. How a 3) _ food youve cooked! A. How a nice B. What a nice C. How nice D. What nice D A D 4._beautiful day it is! Lets go and

44、 have a picnic in the park. A.How B.How a C.What D.What a 5._wonderful news report he wrote! A.What a B.What C.Which D.Weather 6.With the help of doctors, the boy can see again. _he is! A.What luckly B.What a luck C. How luck D.How a luck D B C What 与与How 大转换大转换 1. What a pretty girl she is! _ _ the

45、 girl is! 2. How difficult the questions are! _ _ _ they are. 3. How big the factory is! _ _ big factory _ _! How pretty What difficult questions What a it is 4.What a clever boy! _ _ the boy _! 5. How tall the trees are! _ tall trees _ _! 6. What interesting books they are! _ _ the books _! 7. How

46、funny the girl is! _ _ funny girl _ _! How clever are What a they are How interesting What she is is 8. How old the man is! _ _ old man _ _! 9. What nice books they are! _ _ the books _! 10. How amazing the building is! _ _amazing building _ _! What an he is How nice are What an it is 将下列句子改为感叹句将下列句子改为感叹句 1. The girl is very pretty. How pretty the girl is! What a pretty girl she is! 2. This is an old watch. How old this watch is! What an old watch it (this)