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1、Unit 4教学目标Learn the use of “before, after, when, while, since, till, until, as soon as, and whenever”.重点难点教学过程板书设计Step 1 RevisionTranslation:1. 上初中阶段,Spud 参加了学校篮球队的选拔。2. 他接下来成了足球队的领队。3. Lily更加刻苦地练习并使教练改变了主意。4. 没有大学愿意邀请他去打篮球,仅仅因为他的身高。5. 在他毕业以后,他被迫在另一个篮球联盟效力。Step 2 Grammar1. Learn the use of before, a
2、fter, when and while, then complete the Part A.A Using before, after, when and while B Using since, till and untilC Using as soon as and whenever1) I go jogging every morning. Then I have breakfast.2) I practised playing basketball for hours. I felt tired out.3)I have been crazy about playing basket
3、ball _ I was a little boy.4) The weather has been awful this week. The rain did not stop _ yesterday evening, so we could not practise basketball for several days.5)We played basketball in the playground this afternoon _ it was getting dark.6)David often goes to play basketball _ school is over.7)He
4、 watches the NBA _ there is a game on TV.8) _ he learnt that the NBA players would come to China, he tried his best to get a ticket.一、 before, after, when, while, till, until, as soon as, whenever引导的时间状语从句中,如果主从句都是将来发生的动作,主句用一般将来时,从句用一般现在时。二、since(自从)常与现在完成时连用。三、while(当时)引导的时间状语从句通常要用进行时。 四、before,
5、after, since, till, until还可作介词,后接时间名词。五、当主句和从句的主语是同一个人时还可用:before/ after/ when/ while doing sth.六、as soon as 引导时间状语,表示 “一就”注意:hardly (scarcely, rarely)when / before, no soonerthan相当于as soon as之意。主句用过去完成时,从句用一般过去时。当hardly, scarcely, rarely和no sooner位于句首时,主句应用倒装语序。七、till和until通常可以互换,但当“直到”这词用于句首或与not连用时只能用until。作业布置1. Review the use of the conjunctions in this lesson.2. Prepare for the next lesson.教学后记