Unit 4 Growing up period 4 Grammar课件+嵌入音频(共25张PPT)

(共25张PPT)
Unit 4 Growing up
Grammar
上初中阶段，Spud 参加了学校篮球队的选拔。
While _________ junior high, Spud_______________ the school basketball team.
2. 他接下来成了足球队的领队。
He __________________ leader of the football team.
attending
tried out for
went on to become
Revision
3. Lily更加刻苦地练习并使教练改变了主意。
Lily _____________________ and got the coach ______________________.
4. 没有大学愿意邀请他去打篮球，仅仅因为他的身高。No university _____________________ basketball only ____________ his height.
practised even harder
to change his mind
would invite him to play
because of
5. 在他毕业以后，他被迫在另一个篮球联盟效力。
_______ he _________, he ___________________ in another basketball league.
6. 通过努力，他证明个头和体型真的不重要—如果你决不放弃，几乎没有什么不能做到的。
_________ hard work, he ______ that_______________ really 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
New words and expressions.
career n.生涯，职业
against prep.对抗；与…相反；违反
before, after, when and while
1. before的意思是“在……之前”，表示主句动作发生在从句动作之前。如：
Close the windows before you leave the room, please.
2. after意思是“在……之后”，表示主句的动作发生在从句的动作之后。如：
After he graduated, he was forced to play in another basketball league.
Grammar1
3. when意思是“当……时”，表示主句动作发生的特定时间。如：
When he finally got the chance, he scored 20 points in his first game.
4. while意思是“当……时”，强调主句动作和从句动作是同时发生的。如：
While (he was) attending junior high, Spud tried out for the school team.
注意：while引导的从句的谓语动词必须是延续性的。
One of David’s 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.
A
2. 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 was 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.
1. since意思是“自从……以来”。一般情况下，从句谓语动词用一般过去时，而主句的谓语动词用现在完成时。如：
You’ve been happy since I first met you.
注意：since引导的从句的谓语动词可以是延续性动词，也可以是瞬时动词。
since, till and until
Grammar2
2. till和until意思是 “到……为止” ，一般情况下两者可以互换。until可以放在句首或句中，而till不可以用在句首。
注意：如果主句中的谓语动词是瞬时动词时，必须用否定形式，即“not…until”结构，意思是“直到……才（开始）”。如：
Walk till/until you see a white house.
I did not go to bed until I finished my homework.
David loves basketball
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
Here are more sentences from David’s diary entry. Complete his sentences with since, till or until.
B
3. We played 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 watching my favourite TV programme.
until/ till
until
1. as soon as意思是“一……就”。如：
It began to rain as soon as I left the house.
2. whenever意思是“每当，任何时候”。如
I can read books whenever I want to.
注意：whenever可以用every time替换。
as soon as, whenever
Grammar3
More about basketball
David often goes to play basketball
_______________ school is over.
2. He watches the NBA ____________ there is a
game on TV.
as soon as
whenever
Simon is writing about David’s love for basketball. Help Simon complete his sentences with as soon as or whenever.
C1
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.
Whenever
As soon as
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
when
until
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.
C2
in 2002 and became the best Chinese player to have 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 2004—he 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. 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. 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.
Exercise
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. before D. when
5. 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
GOOD JOB