9上Unit4grammar公開課課件

1、Do you know him?How much do you know about him?_ he was born, he was believed to become a future basketball star.2.08m & 1.88mBeforeMake a guess about Yao Mings legend!1. When he was 9,2. After he took some basketball training, 3. While (he was) attending junior high, he showed his talent in the

2、 game. he joined the Shanghai Youth Team. he took some basketball training.How to use “before” & “after”? Before he was born, he was believed to become a future basketball star. After he took some basketball training, he showed his talent in the game.afterbeforeat an earlier time thanat a later

3、time than1. You should turn off the lights _ you leave the room.= You should turn off the lights _ the room.2. Tom went to school _ he finished his breakfast. = _ his breakfast.3. Time passed quickly and three months went by _ I knew it. 4. The sun came out _ the storm stopped.Fill the blanks with “

4、before” & “after”beforebefore leavingafterafter finishingbeforeafterbefore/after + 句子或doing形式How to use “when” & “while”? When he was 9, he took some basketball training. While (he was) attending the junior high, he joined the Shanghai Youth Team.when 既指時間點，也可指一段時間；因此既指時間點，也可指一段時間；因此when引導(dǎo)的時

5、間狀語從句中的動詞可以是終止引導(dǎo)的時間狀語從句中的動詞可以是終止性動詞或延續(xù)性動詞性動詞或延續(xù)性動詞 while 只指一段時間，只指一段時間，while從句中的動詞從句中的動詞必須必須是延續(xù)性動詞是延續(xù)性動詞。 1. The days get longer _ spring comes.2. _ the boys were playing football, it rained.3. I was about to leave _ the phone rang.4. Jack is strong _ his brother is weak.4. _ (she is) in trouble, sh

6、e always asks me for help.Fill the blanks with “when” & “while”whenWhen/whilewhen當(dāng)主句和從句當(dāng)主句和從句主語一致主語一致且從句中有且從句中有be動詞動詞時，可省略從句的時，可省略從句的主語和主語和be動詞動詞whileWhen/while正在此時，突然正在此時，突然表對比表對比5. While _, he received a call from his mum.A. the TV was onB. he was watching TVC. he watched TVD. he is watching T

7、V BDavid is writing in his diary about one of his days. Help him combine his sentences using before, after, when or while. (P54)A A1. I go to jogging every morning. Then I have breakfast. _ _2. I practised playing basketball for hours. I felt tired out. _ _I go jogging every morning before I have br

8、eakfast.After I practised playing basketball for hours, I felt tired out.3. I met Peter. I was waiting at the bus stop. _ _4. I was watching TV. I received a call from my uncle. _ _5. I was ready to go to bed. My father came back from work. _ _I met Peter while (I was) waiting at the bus stop.While

9、(I was) watching TV, I received a call from my uncle.I was ready to go to bed when my father came back from work.How about his basketball career later?_ he was 18 years old, he joined the national basketball team.When_ he joined the national basketball team, he has won many competitions.Sincesince在一

10、般情況下，在一般情況下，從句從句謂語動詞用謂語動詞用一般過去一般過去時時，而，而主句主句的謂語動詞用的謂語動詞用現(xiàn)在完成時的延續(xù)形現(xiàn)在完成時的延續(xù)形。Why is he so famous all over the world?He _ get the chance to be a world-famous superstar _ he joined the NBA. He _ practiced playing basketball very hard _ the year 2011, when he ended his basketball career. didntuntil/until

11、/tilluntil/till until在肯定句中，主句的謂語動詞必須是_動詞。 他一直在工廠里工作，直到成功地寫出了一部戲劇。 He _ in a factory _ _ a play. notuntil 直到才主句的謂語動詞可為瞬間性動詞 ( )When did you go to sleep last night? - _ I finished my homework. A. UntilB. Not untilC. Beforeworkeduntil he successfullywroteB補全！補全！延續(xù)性B1.Practise: Fill in the blanks with s

12、ince, till or until.1.I have been crazy about playing basketball _ I was a little boy. 2.The weather has been awful this week. The rain did not stop_ for seven days. 3.We played basketball in the playground this afternoon_ it was getting dark.4.It is the first time we have played basketball_ Monday.

13、 We enjoyed ourselves very much.5.I waited for 20 minutes at the bus stop_ the bus arrived.6.It is Friday evening. I will not go to bed_ I finish watching my favourite TV programme.主將從現(xiàn)主將從現(xiàn)What did he do after he ended his career?_(一就) he ended his career, he became a college student.He will take pa

14、rt in the charity_ (任何時候) he is needed.As soon aswhenever注意：注意：whenever可以用可以用every time替換。替換。C1. Practise: Fill in the blanks with as soon as or whenever.1. David will go to play basketball_ school is over.2.He watches the NBA_ there is a game on TV.3._ he talks about basketball, he gets excited.4._

15、 he learnt that the NBA players would come to China, he tried his best to get a ticket.主將從現(xiàn)主將從現(xiàn)C2: Complete the following article with the correct conjunctions you have learnt in this unit. Yao Ming was born in Shanghai in 1980. He got his first basketball_ he was only four years old, but he did not

16、 become serious about basketball_ he was 12.Yao joined the Houston Rockets in 2002 and became the best Chinese player to ever play in the NBA._ he went to the USA, he knew little English, but he quickly learnt the language. The best moment in his career was in 2004-he scored 41 points in a game agai

17、nst the Atlanta Hawks. When Yao Ming was living in the USA, he returned to China _ he was needed. He took part in the Olympics in 2004 and in 2008 as one of the Chinese athletes._ he ended his basketball career, Yao Ming has done more charity work, especially for poor Chinese teenagers.D: Choose the

18、 correct answer.( )1. You cant watch TV_ you finish your homework. A. after B. if C. when D. before( )2. -Whats your plan this summer holiday? -Ill go to Beijing_ the school team ends A. whenever B. till C. as soon as D. before( )3. _ I was in the US, I made many American friends. A. Although B. Whi

19、le C. Unless D. Until( )4. Many students didnt realize the importance of study_ they left school. A. when B. until C. as D. after( )5.You should go over your test paper_ you hand it in. A. while B. when C. before D. after. 根據(jù)漢語提示完成英語句子。根據(jù)漢語提示完成英語句子。1. Be quiet _ (當(dāng)我正當(dāng)我正在做作業(yè)時在做作業(yè)時).2. Shell return the books to you _ (她一看完她一看完).3. _ (當(dāng)我七歲時當(dāng)我七歲時), I could ride a bike.4. I didnt go to bed _ (直