牛津譯林版九年級英語上Unit4 Grammar課件

1、Unit 4,Unit 4 Growing up,Grammar,Change the following into English.,Revision,上初中階段，Spud 參加了學?；@球 隊的選拔。 While _ junior high, Spud _ the school basketball team. 2. 他接下來成了足球隊的領隊。 He _ leader of the football team.,attending,tried out for,went on to become,3. Lily更加刻苦地練習并使教練改變了 主意。 Lily _ and got the coac

2、h _. 4. 沒有大學愿意邀請他去打籃球，僅僅 因為他的身高。 No university _ basketball only _ his height.,practised even harder,to change his mind,would invite him to play,because of,5. 在他畢業(yè)以后，他被迫在另一個籃球聯(lián)盟 效力。 _ he _, he _ _ in another basketball league. 6. 通過努力，他證明個頭和體型真的不重 要如果你決不放棄，幾乎沒有什么不能 做到的。 _ hard work, he _ that _ real

3、ly does not _, you can do almost anything if you never _.,After graduated was forced to,play,Through,proved,size and body type,matter,give up,A Using before, after, when and while,Before means earlier than a certain time. e.g. He remained there for about a year before the NBA took notice of him. Aft

4、er means later than a certain time. e.g. After he graduated, he was forced to play in another basketball league.,Grammar,When means at or during a certain time. e.g. When he finally got the chance, he scored 20 points in his first game. While means during a certain time. e.g. While (he was) attendin

5、g junior high, Spud tried out for the school team.,One of Davids days,David is writing in his diary about one of his days. Help him combine his sentences using before, after, when or while.,I go jogging every morning. Then I have breakfast. _ _,I go jogging every morning before I have breakfast.,2.

6、I practised playing basketball for hours. I felt tired out. _ _ 3. I met Peter. I was waiting at the bus stop. _ _,After I practised playing basketball for hours, I felt tired out.,I met Peter while I was waiting at the bus stop.,4. I was watching TV. I received a call from my uncle. _ _ _ _ 5. I wa

7、s ready to go to bed. My father came back from work. _ _,While 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.,I was watching TV when I received a call from my uncle.,e.g. Youve been happy since I first met you.,B Using since, till and

8、 until,Since means from a certain time. The verb in the main clause is often used in the present perfect tense.,Till and until mean up to a certain time. Until can be placed at the beginning or in the middle of the sentence, but till is usually used in the middle of the sentence.,e.g. Spud remained

9、in another basketball league for about a year till/ until the NBA took notice of him. Until his dream came true, Spud never gave up.,When we use the structure notuntil, we cannot use till instead of until.,e.g. Dont wake me up until you finish your work.,David loves basketball,Here are more sentence

10、s from Davids diary entry. Complete his sentences with since, till or until.,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 days.,since,until,3. We pl

11、ayed basketball in the playground this afternoon _ it was getting dark. 4. It is the first time we have played basketball _ Monday. We enjoyed ourselves very much.,until/ till,since,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

12、 watching my favourite TV programme.,until/ till,until,e.g. It began to rain as soon as I left the house.,C Using as soon as and whenever,As soon as means when something happens, or a short time after something has happened.,Whenever means at any time.,e.g. I can read books whenever I want to.,More

13、about basketball,Simon is writing about Davids love for basketball. Help Simon complete his sentences with as soon as or whenever.,David often goes to play basketball _ school is over. 2. He watches the NBA _ there is a game on TV.,as soon as,whenever,3. _ he talks about basketball, he gets excited.

14、 4. _ he learnt that the NBA players would come to China, he tried his best to get a ticket.,Whenever,As soon as,語法小結,一、before, after, when, while, till, until, as soon as, whenever引導的時間狀語從句中，如果主從句都是將來發(fā)生的動作，主句用一般將來時，從句用一般現(xiàn)在時。,e.g. She wont go home until she finishes her work.,二、since（自從）常與現(xiàn)在完成時 連用。,

15、e.g. John has worked in this factory since 1998.,三、while（當時）引導的時間狀語 從句通常要用進行時。,e.g. Someone knocked on the door while I was watching TV.,四、before, after, since, till, until還可作 介詞，后接時間名詞。,e.g. before 9 a.m. till/until today since 2009 after lunch,五、當主句和從句的主語是同一個人時 還可用：before/ after/ when/ while doing

16、 sth.,e.g. Youd better not listen to music while doing your homework.,六、as soon as 引導時間狀語，表示 “一就”,e.g. It began to rain as soon as I left there.,注意：hardly (scarcely, rarely)when / before, no soonerthan相當于as soon as之意。主句用過去完成時，從句用一般過去時。當hardly, scarcely, rarely和no sooner位于句首時，主句應用倒裝語序。,e.g. He had no

17、 sooner arrived home than he was asked to start on another journey. 他剛到家，就被邀請開始另一旅程。,七、till和until通常可以互換，但當“直 到”這詞用于句首或與not連用時只 能用until。,e.g. They didnt come back until it was dark.,Yao Ming was born in Shanghai in 1980. He got his first basketball (1)_ he was only four years old, but he did not beco

18、me serious about basketball (2) _ he was 12.,when,until,Exercises,David is writing about Yao Ming, his favourite basketball star. Help him complete his article with the correct conjunctions you have learnt in this unit.,Yao joined the Houston Rockets in 2002 and became the best Chinese player to hav

19、e ever played in the NBA. (3) _ he went to the USA, he knew little English, but he quickly learnt the language. The best moment in his career was in 2004he scored 41 points in a game against the Atlanta Hawks.,Before/When,When Yao Ming was living in the USA, he returned to China (4)_ he was needed.

20、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 a lot of charity work, especially for poor Chinese teenagers.,whenever,Since/After,It was quiet _ those big trucks started coming through the town. A. before B. after C

21、. until D. unless 2. It seemed only seconds _ the boy finished washing his face. A. when B. before C. after D. even if,Choose the best answer.,3. I recognized you _ I saw you at the airport. A. the moment B. while C. after D. once 4. He was about to go to bed _ the doorbell rang. A. while B. as C. b

22、efore D. when,5. Several weeks had gone by _ I realized the painting was missing. A. as B. before C. since D. when 6. It _ long before we _ the result of the experiment. A. will not be; will know B. is; will know C. will not be; know D. is; know,7. _ got into the room _ the telephone rang. A. He hardly had; then B. Hardly had he; when C. He had not; then D. Not had he; wh