1、,Unit 4 Growing up,Words review,career against,n. 生涯，職業(yè) prep. 對抗；與相反；違反,To learn to use the following conjunctions to introduce time clauses: using before, after, when and while using since, till and until using as soon as and whenever,Look at the following sentences.,1. He remained there for about

2、a year before the NBA took notice of him.(P51) 2. After he graduated, he was forced to play in another basketball league.(P51) 3. When he finally got the chance, he scored 20 points in his first game.(P50) 4. While (he was) attending junior high, Spud tried out for the school team.(P50),5. Sometimes

3、 we forget when we should stop. (P37) 6. It can cheer you up when you are feeling sad. (P23) 7. Outside, people were running in all directions while pieces of glass and bricks were falling down.(牛津八年級上U8) 8. Timmy was trapped in a dark place after the earthquake stopped.(牛津八年級上U8) 9. He stayed with

4、the boy and played with him for two hours before the boys parents came.(牛津七年級下U7),1. He remained there for about a year _ the NBA took notice of him.(P51) 2. _ he graduated, he was forced to play in another basketball league.(P51) 3. _ he finally got the chance, he scored 20 points in his first game

5、.(P50) 4. _ (he was) attending junior high, Spud tried out for the school team.(P50) 5. Sometimes we forget _ we should stop. (P37),before,After,When,Fill in the blanks.,While,when,go,Ready?,6. It can cheer you up _ you are feeling sad. (P23) 7. Outside, people were running in all directions _ piece

6、s of glass and bricks were falling down.(牛津八年級上U8) 8. Timmy was trapped in a dark place _ the earthquake stopped.(牛津八年級上U8) 9. He stayed with the boy and played with him for two hours _ the boys parents came.(牛津七年級下U7),when,while,after,before,1. _ the children have fun, parents can take dance lesson

7、s on the beach. (2013山東菏澤) A. When B. If C. While D. Once 2. _ I got back, I found my mother cooking for me. (2013湖北黃石) A. When B. Before C. Since D. Although,以上我們已經(jīng)通過歸納總結(jié)和練習(xí)對本課的語法內(nèi)容有了一定的了解，下面就讓我們根據(jù) 之前練習(xí)的考察情 況進(jìn)一步選擇講解 該語法項的重難點。,時間狀語從句是指在復(fù)合句中充當(dāng)時間狀語的句子。如：,When the weather is good, my grandpa likes goin

8、g fishing. 當(dāng)天氣好的時候，我爺爺喜歡去釣魚。 The sun came out after the storm stopped. 暴風(fēng)雨停止后，太陽出來了。,注意： 我們可以用before, after, when和while引導(dǎo)時間狀語從句，這些詞既可放在句首，也可放在句中。,before的意思是“在之前”，表示主句動作發(fā)生在從句動作之前。如：,Close the windows before you leave the room, please. 在你離開房間前，請關(guān)上窗。,after意思是“在之后”，表示主句的動作發(fā)生在從句的動作之后。如：,I went to school

9、after I finished my breakfast. 我吃完早飯去上學(xué)。,when意思是“當(dāng)時”，表示主句動作發(fā)生的特定時間。如：,While my sister was sweeping the floor, I was washing the dishes. 我姐姐掃地時，我在洗碗。,while意思是“當(dāng)時”，強(qiáng)調(diào)主句動作和從句動作是同時發(fā)生的。如：,The days get longer when spring comes. 春天到來時，白天變長了。,注意：while引導(dǎo)的從句的謂語動詞必須是延續(xù)性的。,while還可以表示“在期間”，表示主句動作發(fā)生在從句動作進(jìn)行的過程中。如:

10、,While the boys were playing football, it rained. 當(dāng)男孩子們踢足球時，下雨了。,注意： 在when和while引導(dǎo)的從句中，當(dāng)主句和從句的主語一致，并且從句中有be動詞時，可以省略主語和be動詞，構(gòu)成when/while+ -ing結(jié)構(gòu)。如：,When (she is) in trouble, she always asks for my help. 她遇到困難時總是向我求助。 While (I am) travelling, I like to buy some souvenirs. 旅游時我喜歡買紀(jì)念品。,David is writing

11、in his diary about one of his days. Help him combine his sentences using before, after, when or while. (P54),A,1. 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 breakfast.,After I p

12、ractised 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 (I was) watc

13、hing TV, I received a call from my uncle.,I was ready to go to bed when my father came back from work.,Look at the following sentences.,1. Youve been happy since I first met you.(P48) 2. Spud remained in another basketball league for about a year till/until the NBA took notice of him.(P51) 3. Until

14、his dream came true, Spud never gave up. (P55) 4. Do not wake me up until you finish your work.(P48),5. It moved up over my stomach and neck until it was standing near my face. (牛津八年級下U4) 6. Ive lived here since I was born. (牛津八年級下U1) 7. Theyll say “excuse me” and be polite enough to wait till you m

15、ove. (牛津八年級下U5),1. Youve been happy _ I first met you.(P48) 2. Spud remained in another basketball league for about a year _ the NBA took notice of him.(P51) 3. _ his dream came true, Spud never gave up. (P55) 4. Do not wake me up _ you finish your work.(P48),since,till/ until,Until,Fill in the blan

16、ks.,until,go,Ready?,5. It moved up over my stomach and neck _ it was standing near my face. (牛津八年級下U4) 6. Ive lived here _ I was born. (牛津八年級下U1) 7. Theyll say “excuse me” and be polite enough to wait _ you move. (牛津八年級下U5),until,since,till,1. Tigers wait _ it is dark, then go out to find their food

17、. (2012山東濰坊) A. since B. until C. as D. because 2. You have been in Nanjing very long? Yeah. _ my parents came here. (2013四川內(nèi)江) A. For B. As C. When D. Since,以上我們已經(jīng)通過歸納總結(jié)和練習(xí)對本課的語法內(nèi)容有了一定的了解，下面就讓我們根據(jù) 之前練習(xí)的考察情 況進(jìn)一步選擇講解 該語法項的重難點。,since, till和until常用來引導(dǎo)時間狀語從句。如：,since,till和until 引導(dǎo)的時間狀語從句,Mr Brown has be

18、en in Beijing since you left. 自從你離開，布朗先生就一直待在北京。 I worked till/until he came back. 我一直工作到他回來為止。,since意思是“自從以來”。一般情況下，從句謂語動詞用一般過去時，而主句的謂語動詞用現(xiàn)在完成時。如：,注意：since引導(dǎo)的從句的謂語動詞可以是延續(xù)性動詞，也可以是瞬時動詞。,They have been friends since they were at primary school. 他們從小學(xué)起就一直是好朋友。,till和until意思是 “到為止” ，一般情況下兩者可以互換。until可以放在

19、句首或句中，而till不可以用在句首。 注意：如果主句中的謂語動詞是瞬時動詞時，必須用否定形式，即“notuntil”結(jié)構(gòu)，意思是“直到才（開始）”。如：,Walk till/until you see a white house. 一直走到你看到一座白房子為止。 I did not go to bed until I finished my homework. 直到做完作業(yè)我才上床睡覺。,Here are more sentences from Davids diary entry. Complete his sentences with since, till or until. (P55

20、),B,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 _ yesterday evening, so we could not practise basketball for several years.,since,until,3. We played basketball in the playground this afternoon _ it was getting dar

21、k. 4. It is the first time we have played basketball _ Monday. 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.,till/until,since,till/until,until,Look at the foll

22、owing sentences.,1. As soon as you click the mouse, theres a great deal of information.(P49) 2. and I can read them whenever I want to. (P49) 3. It began to rain as soon as I left the house. (P56),1. _ you click the mouse, theres a great deal of information.(P49) 2. and I can read them _ I want to.

23、(P49) 3. It began to rain _ I left the house. (P56),As soon as,whenever,as soon as,Fill in the blanks.,go,Ready?,I will send you an e-mail as soon as I _ in Canada. (2011 北京) A. arrive B. arrived C. am arriving D. will arrive,以上我們已經(jīng)通過歸納總結(jié)和練習(xí)對本課的語法內(nèi)容有了一定的了解，下面就讓我們根據(jù) 之前練習(xí)的考察情 況進(jìn)一步選擇講解 該語法項的重難點。,as soo

24、n as和whenever 引導(dǎo)的時間狀語從句,我們常用as soon as和whenever引導(dǎo)時間狀語從句。如：,As soon as I arrive in Canada, I will call you. 我一到加拿大，就給你打電話。 Whenever he met us, he smiled at us. 他每次遇見我們，都向我們微笑。,as soon as意思是“一就”。如：,We began to work as soon as we got there. 我們一到那里就開始工作。 He will visit you as soon as he gets there. 他一到那里

25、就會去拜訪你。,whenever意思是“每當(dāng)，任何時候”。如:,注意：whenever可以用every time替換。,He likes listening to music whenever he has time. 每當(dāng)他有時間的時候，他喜歡聽音樂。,Simon is writing about Davids love for basketball. Help Simon complete his sentences with as soon as or whenever. (P56),C1,1. David often goes to play basketball _ school i

26、s over. 2. He watches the NBA _ there is a game on TV. 3. _ he talks about basketball, he gets excited. 4. _ he learnt that the NBA players would come to China, he tried his best to get a ticket.,as soon as,whenever,Whenever,As soon as,David is writing about Yao Ming, his favourite basketball star.

27、Help him complete his article with the correct conjunctions you have learnt in this unit. (P56),C2,Yao Ming was born in Shanghai in 1980. he got his first basketball (1) _ he was only four years old, but he did not become serious about basketball (2) _ he was 12. Yao joined the Houston Rockets in 20

28、02 and became the best Chinese player to every play in the NBA.,when,until,(3) _ 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 against the Atlanta Hawks. When Yao Ming was living in the USA, he returned to China (4) _ he was needed. He took part in the Olympics in 2004 and in 2008 as one of the Chinese athletes. (5) _ he ended his basketball career, Yao has done more charity work, especially for poor Chinese teenagers.,When/Before,whenever