课件15张PPT。Grammar A &B(Three minutes before English class) show timeSpud Webb was the shortest player in the NBA. ________ attending junior high, Spud tried out for the school team . But he was refused because of his height . ________ he finally got the chance, he scored 20 points in his first game. _______ he graduated from university, he was forced to play in another basketball league .And he remained there for about a year _______ the NBA took notice of him . Spud didn’t give up ________ his dream came true . WhileWhenAfterbeforeuntil Fill in the blanks with the correct words. Grammar A (Using before ,after, when &while)Before he was born, many people believed that he would be a basketball star.2.08m &1.88m After he took some basketball training, he showed his talent(才能) in the game.Before means earlier than a certain time.Tip1 :After means later than a certain time.Tip2 :3.You should turn off the lights _________ you leave the room.
= You should turn off the lights ________ ________ the room.
4. Tom went to school ________ he finished his breakfast.
= Tom went to school ________ ______ his breakfast.beforebefore leavingafter finishingafter1. You can’t watch TV____ you finish your homework. (2013 泰州)
A. after B. if C. when D. before
2.You should hand in your test paper __ you check it . (2014 常州)
A. while B. when C. before D. afterGrammar A (Using before ,after, when &while) While/When he was attending junior high, he joined the Shanghai Youth Team. 九岁 When he was 9, he began to take basketball training.when means at a certain
time.(在某个特定的时间点)
Tip3 :When/While mean during a certain time.( 在特定的时间期间)Tip4 :1. _______ the children were playing football ,it began to rain. (2014 无锡)
A. After B. If C. While D. Once
2. _____ I got back, my mother was cooking for me. (2013 宿迁)
A. When B. Before C. Since D. Although3. While ______, he received a call from his mum.(2013 苏州)
A. watched TV B. he was watching TV
C. he watched TV D. he is watching TV 当主句的主语和从句的主语一致且从句中有be动词时,可省略从句的主语和be动词。 While ______ TV, he received a call from his mum. watchingFinish Part A: Combine the sentences using before, after, when or while. (P54)1. I go 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 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/when I was waiting at the bus stop.While/when 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.1. Demands(要求):
Make sentences with the conjunctions
before ,after, when &while.
2. Rules:
1) Time :only one minute.
2)Stand up quickly and make sentences one by one.
3) The more, the better.10’ 20’ 30’ 40’ 50’ 60’When Yao Ming was 18 years old, he joined the national basketball team.Since he joined it, he has won many competitions.since在一般情况下,从句的谓语动词用一般过去时,而主句的谓语动词用现在完成时。Grammar B (Using since, till, &until)Tip5 :Since means from a certain time.He did not get the chance to be world-famous until he joined the NBA. He practiced playing basketball very hard until/till 2011. Then he ended his basketball career(事业). Grammar B (Using since, till, &until)Tip6 :1.Until and till mean up to a certain time. 2.Until can be placed or
the sentence, but till is usually used the sentence.
at the beginningin the middle ofin the middle of中考链接1. — Have you been in Nanjing for a long time?
— Yeah. _______ my parents came here. (2014 南京)
A. For B. As C. When D. Since
2. Tigers wait ___ it is dark, then go out to find their food. (2012徐州)
A. since B. until C. as D. because
I ____go to bed _______ I finished my homework last night.
A. /, until B. not , until C. didn’t, until D. /, till
until在肯定句中,主句的谓语动词通常是________动词。
until在否定句中,主句的谓语动词通常是________动词。
延续性短暂性B1.Practise: Fill in the blanks with since, 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_____ yesterday evening.
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.
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.
sinceuntiluntil/tillsinceuntil/tilluntilFinish Part B: Complete the sentences using since, till, or until. (P55)Tip : When we use the structure not …until , we
_________(can, can’t) use till instead of until.can’t1. Demands: Write a short passage about your school life. (before ,after, when , while, since, till, or until)
2. Rules:
1) Prepare for 2 minutes.
2) Use as many conjunctions as you can.
3) Compete with your deskmate.
4) The person who uses more is the winner.
10’ 30’ 60’ 90’ 120’1. Finish the rest exercises on the book .
2. Preview Grammar C.Homework