人教版九年級(jí)上冊(cè)英語《Unit 2 Section A Grammar Focus-4c 》教學(xué)課件

1、Section A Grammar Focus-4c,Words review,幻燈片上單詞出現(xiàn)時(shí)，同學(xué)應(yīng)迅速讀出該單詞并說出意思，說出時(shí)，可有5秒鐘的現(xiàn)場(chǎng)求救時(shí)（向其他同學(xué)），每名同學(xué)接受求救不得超過3次。,mooncake,lantern,stranger,relative,put on,pound,steal,lay out,dessert,garden,admire,whoever,goddess,tradition,Grammar Focus,名詞性從句 noun clause,主語從句 subject clause,賓語從句 object clause,表語從句 predicati

2、ve clause,同位語從句 appositive clause,試比較：,We know him,We know he likes English.,主s,主s,謂v,謂v,賓o,賓o,賓語從句就是用一個(gè)句子來構(gòu)成主句的賓語,簡(jiǎn)單句,復(fù)合句,什么是賓語從句？,Do you know who is the first Chinese astronaut (宇航員)? Our teacher told us that the earth goes around the sun. Please tell me where she has gone. I dont know if he will

3、come tonight. Lets find out whats on tonight .,Find out the Object Clauses,注：that 在句中無詞匯意義，在從句中不能充當(dāng)成分，在口語當(dāng)中往往省略。,e.g. I hear (that) he will be back in an hour. He said (that) he missed us very much.,1.由從屬連詞that引導(dǎo)的賓語從句,a. 在主+謂+it(形式賓語)+賓補(bǔ)+that 從句(真正賓語) 的句型中不省略。 We must make it clear that we mean what

4、 we say. b. 由連詞and連接的兩個(gè)由that引導(dǎo)的賓語從句中,第二個(gè)that 不省略。 He told me（ that）he would come and that he would come on time.,that在賓語從句中的省略與保留,c.當(dāng)that作介詞 except, in等賓語時(shí)。 They believe in that she must still be single. I know nothing about him except that he is living in Beijing.,2.由從屬連詞 whether, if 引導(dǎo)的賓語從句。,I wan

5、t to know if/whether she is right . They didnt know whether Tom could come back or not .,if/whether 引導(dǎo)賓語從句 表示“是否”。 if/whether可互換，但whetheror not為固定搭配。,1).whether和if都可以引導(dǎo)賓語從句 I dont know whether or not he will come. 如果or not放在whether所引導(dǎo)的從句句尾，可用if 替換。 I dont know whether/if he will come or not. I worry

6、 about whether I hurt her feeling.,注意whether和if的使用區(qū)別,a.當(dāng)whether后緊跟or not時(shí)，不用if.,b.介詞后面的賓語從句不能用if.,He asked me whether I wanted to go there by train or by bus.他問我是想乘火車還是坐公共汽車去那里。 whether.or還有“不管”之意，引導(dǎo)讓步狀語從句。 Whether he drives or takes the train, he will be here on time. 不管開車來還是乘火車來，他都會(huì)準(zhǔn)時(shí)到。,c.在強(qiáng)調(diào)任意選擇時(shí)

7、，用whetheror，此時(shí)不用 if 替換whether。,He asked me whether Id move to New York if I got the job.,d. 雖引導(dǎo)賓語從句，但為了強(qiáng)調(diào)賓語部分，也可把從句放在句首，此時(shí)只用whether不用if。,Whether he will come I am not sure.,e.句子中有if 引導(dǎo)的條件句，如再有表示“是否”的賓語從句，用whether不用if。,Please let me know if you need help. 如果你需要幫助請(qǐng)告訴我。 或：請(qǐng)告訴我你是否需要幫助。對(duì)比： Please let me

8、know whether you need help. 請(qǐng)告訴我你是否需要幫助。,f. 容易產(chǎn)生歧義時(shí)用whether不用if來表示“是否”。,I dont know if it wont rain tomorrow. 我不知道明天是不是會(huì)下雨。,g. 如果賓語從句為否定句時(shí)，則只用if不用 whether。,2).引導(dǎo)主語從句置于句首時(shí)，只能用whether。 Whether he comes or not makes no difference. 3). Whether可以引導(dǎo)表語從句和同位語從句，if不可以。 4).用在動(dòng)詞不定式之前時(shí)用whether不用if。 I dont know

9、whether to go there at once. 我不知道是不是該立刻去那里。,3.由連接代詞 who, whom, whose, which, what 和連接副詞 where, how, why, when引導(dǎo)的賓語從句,Do you know whose book it is ? Please tell me when well have a meeting . Could you tell me why the train is late? He asked who could answer the question.,當(dāng)主句是一般現(xiàn)在時(shí)，賓語從句的時(shí)態(tài)不作限制，我們可以根據(jù)句

10、子的意思來使用需要的任何一種時(shí)態(tài)。,賓語從句中時(shí)態(tài)的變化,He will go to Hong Kong . He is sick. He is reading a book . He has finished his work.,He had finished his work.,He would go to Hong Kong .,He was sick.,He was reading a book .,當(dāng)主句是一般過去時(shí)的時(shí)候，賓語從句必須運(yùn)用相應(yīng)的過去的某一種時(shí)態(tài)，從而達(dá)到主句和從句的相互一致。,the sun is much bigger than the moon .,Summer

11、 is after Spring .,the earth moves around the sun.,He told me (that),We kmew (that),The teacher told us (that),當(dāng)賓語從句說明的是客觀存在的事實(shí)或者是客觀存在的真理時(shí)，就不用受到主句時(shí)態(tài)的限制，仍是用一般現(xiàn)在時(shí)態(tài)。,Danny says that he will learn English. Do you know where he came from? Please tell me how I can get to the bus station .,無論主句是陳述句還是疑問句，賓語

12、從句都是運(yùn)用陳述句的語序，即是“主語在前，謂語在后”的順序。,賓語從句的語序,賓語從句三要素,引導(dǎo)詞,that+陳述句,ifwhether+一般疑問句,特殊疑問詞+特殊疑問句,時(shí)態(tài),主句為一般現(xiàn)在時(shí),主句為一般過去時(shí),一般過去時(shí) 過去將來時(shí) 過去進(jìn)行時(shí) 過去完成時(shí),語序,賓語從句的語序都為陳述句語序,從句客觀真理時(shí)態(tài)不變,從句可為任何時(shí)態(tài),學(xué)習(xí)賓從三注意，時(shí)態(tài)語序和連詞。 時(shí)態(tài)主從要呼應(yīng)： 主句若為現(xiàn)在時(shí)，從句時(shí)態(tài)隨句意； 主句若為過去時(shí)，從句時(shí)態(tài)變過去； 賓從若是表真理，時(shí)態(tài)不變無質(zhì)疑。 語序要用陳述序，切莫照搬疑問句。 That 連接陳述句，省與不省要注意。 從句若表“是否”時(shí)，if/wh

13、ether要慎記。 特殊問句作賓語，仍用原來疑問詞。 三個(gè)問題需牢記，切莫丟東忘了西。,賓 語 從 句 歌,所謂感嘆句，就是用來表達(dá)喜怒哀樂等強(qiáng)烈情感的句子。近年來，感嘆句的構(gòu)成及轉(zhuǎn)換是中考?？嫉目键c(diǎn)之一。 感嘆句一般由“what”和“how”來開頭的句子 “what”修飾名詞，“how”修飾形容詞和副詞。,What 和 How引導(dǎo)的感嘆句,What 引導(dǎo)的感嘆句,“what”意為“多么”用作定語，修飾名詞（被強(qiáng)調(diào)部分），名詞前可有其它定語成份（即：形容詞或冠詞）。單數(shù)可數(shù)名詞前要加不定冠詞a/an，復(fù)數(shù)可數(shù)名詞或不可數(shù)名詞前不用冠詞。,一般有三種形式，此時(shí)what為形容詞，作定語，用來 修飾

14、它后面的名詞或詞組。 1. what+a/an+形容詞+可數(shù)名詞單數(shù)+主語+謂語！ What an interesting story it is! 多么有趣的故事呀！ What a good girl she is! 她是個(gè)多么好的一個(gè)女孩??！,2. what+形容詞+不可數(shù)名詞+主語+謂語！ What heavy snow it is! 多么大的雪呀！ What bad weather it is! 多么糟糕的天氣！ 3. what+形容詞+可數(shù)名詞復(fù)數(shù)+主語+謂語! What beautiful flowers they are! 多么漂亮的花?。?What good students

15、they are! 他們是多么好的學(xué)生啊！,“how”意為“多么”，用作狀語，修飾形容詞或副詞（被強(qiáng)調(diào)部分）。如果修飾形容詞，則句中的謂語動(dòng)詞用系動(dòng)詞；如果how修飾副詞，則句中的謂語動(dòng)詞用行為動(dòng)詞。,How 引導(dǎo)的感嘆句,有三種結(jié)構(gòu)形式。此時(shí)how是副詞，用來修飾其的形容詞或副詞，也可以修飾動(dòng)詞。 1. How+形容詞+主語+謂語！例如： How cold it is today! 今天多么冷呀！ How hot it is today! 今天多么熱呀！,2. How+副詞+主語+謂語！例如： How happy they look! 他們顯得多么高興呀！ How fast he runs!

16、 他跑得多么快呀！ 3. How+主語+謂語（陳述句）！例如： How he loves his son!他是多么的愛他的兒子！ How time flies! 光陰似箭！,what修飾名詞 What +名詞+陳述語序 What+a+形容詞+名詞+ 陳述語序 What+ 形容詞+復(fù)數(shù)名詞+ 陳述語序 What+ 形容詞+不可數(shù)名詞+ 陳述語序,how 修飾形容詞，副詞或動(dòng)詞: How +形容詞+ a +名詞+ 陳述語序 How+形容詞或副詞+ 陳述語序,How VS What,1. think / Lantern Festival / beautiful I think that the La

17、ntern Festival is beautiful. 2. dont know / whether / he / come home / for the festival _ _ 3. believe / Water Festival / most / 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 /

18、 mooncakes / delicious _ 5. how / exciting / races _ 6. what / interesting / city _,Jenny wonders if the mooncakes are delicious.,How exciting 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 M

19、others 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 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 thei

20、r 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 it 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

21、. 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 to do something instead. June,4c Which festival do you like best? Ask your group and report to the class.,e.g. In our group, Davids favorite festival is . He

22、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 or treat”.,Sample:,. 用正確的形式填空。 1. The radio says it _cloudy tomorrow. (be) 2. The headmaster hopes everything _w

23、ell. (go) 3. Tom says that they_ (play) basketball at six oclock yesterday evening. 4. I hear they _(return) it already.,Exercises,will be,goes,were playing,have returned,5. He said that they_members of the Party since 1948. (be) 6. He asked what they_ at eight last night. (do) 7. The teacher told h

24、is 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),have been,were doing,travels,are talking,were,. 單選。,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.With the help of doctors, the boy can see again. _he is! A. What luckly B. What