江苏省南通市通州区金北学校九年级英语上册 Unit 4 Growing up Grammar教案 （新版）牛津版.docVIP

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, after, 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 basketball _ 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 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, 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