人教版英语八下（初二）Unit4 Section A 3a—3c 课件(共58张PPT).ppt

6. Can you explain to me how to do this math problem? explain v. 解释；说明 1. explain + that / what/ why等从句 2. explain sth. (to sb.)（向某人）解释某事 e.g. Can you explain what this means? 你能解释一下这个的意思吗？ Please explain it to me. 请你向我解释一下吧。 7 hang over挂在……之上，悬浮在……之上 eg. The trees grow so tall that they hang over the river from either side. 树长得很高，从河的两岸悬在河面上。 White clouds hang over the mountain peaks. 山峰上白云缭绕。 hang over笼罩 hang up挂断(电话) hang out 8 until作连词，意为“直到……为止”，用于肯定句中时，表示主句的动作或 状态一直持续到从句动作发生或状态出现时为止。如： Practise 他和父母住在一起，一直到大学毕业。 He lived with his parents until he graduated from college. 我将留在这里一直到十二点钟。 I shall stay here until twelve oclock. 1.until\till 引导的时间状语从句 A 动词是延续性动词，主句为肯定 I‘ll wait for you till you come to see me. B 动词是非延续性动词 not…until I didn’t go to bed until I finished my homework. 目的状语从句 （1）由 so that ,in order that 等引导，谓语中常有may,might,can,could,will,would等情态动词。 He must get up early so that he can catch the first bus. in order that+从句 in order to+动词 He worked day and night in order that he could succeed. He worked day and night in order to succeed. 结果状语从句 (1) so…that,such…that so +adj\adv+that so+adj+a\an+单数名词+that Such +a\an +adj+单数名词+that Such +adj+复数名词+that Such +adj+不可数数名词+that She is such a lovely girl that we love her very much. She is so lovely girl that we love her very much. We have so much time that we can finish the work very well. 当名词前面有many和much修饰时，用so而不用such （2)so …that 的否定形式可与 too…to not…enough to替换。 He is so young that he can’t go to school. =He is too young to go to school. =He is not old enough to go to school. 1.观察以下句子区分so that与so… that … 1)Maybe you could do more jobs around the house so that they have more time for proper communication. 2)He is so tired that he can’t go on walking. so that意为_____________，表示________(A.目的B. 结果) so … that …意为___________， 表示______(A.目的B. 结果) 2.1)Instead he watches whatever he wants until late at night. 2)He didn’t go to bed until 12:00 yesterday. 句中的unt