高二外研选修七备课资料：Module 4 课件 Grammar.pptVIP

Module 4;Module 4 Music Born in America;;Grammar ( 1 ) ;Read the sentence and choose the best explanation.;What do you think of sentence it belongs to? It belongs to Adverbial clauses of time.;Some explanations of adverbial clauses of time: ;when, while, as引导的时间状语从句 when用法小结： 1. when引导时间状语从句, 从句中的谓语 动词可以是延续性动词 e.g. When I lived there, I used to go to the beach on Sundays. 也可以是短暂性动词 e.g. When the film ended, the people went back home.;2. when前面的分句为when分句提供时间 背景，可翻译为“这时，突然，刚…… 就……”等。这种用法有三种结构： 1) when前面的分句使用进行时 e.g. We were drawing on the blackboard when the teacher came in. 2) when前面的分句使用be about to e.g. We were about to set off when it suddenly began to rain. ;3) when前面的分句使用完成时 e.g. We had just fallen asleep when the bell rang. ;while用法小结：???? while引导时间状语从句，从句中的谓语动词必须是__________，强调主句谓语动词所表示的动作在从句谓语动词所表示的动作发生的过程中发生或主从句两个谓语动词所表示的动作________。 e.g. Please don’t talk so loud while others are working. While you are sorting your things upstairs, I’ll pack your books.;as用法小结： as引导时间状语从句，意为“在……的时候，当”，有以下两种常见用法： (1) 两件事情同时发生 e.g. He hurried home, looking behind as he went. As we get older, we get wiser. As the day went on, the weather got worse.;(2) 某事一发生，另一事立即发生 e.g. As I left the house I remembered the key. ;【运用】用when, while, as完成下列句子。 1. The children sang happily _____ they went along the road. 2. We were swimming in the lake _____ suddenly the storm started. 3. _____ Jack was a young child, he was lucky to be part of a rich family. 4. _____ he was eating, the man also watched TV.;;before after 引导的时间状语从句 before 的三种特殊翻译 ①跟can/could 连用, 译成“还没来及就…” ②强调时间/距离长，译成“才” ③时间/距离短，译成“不到……就……”;till until 引导时间状语从句 一般情况下till和until可以互换; 但till不能放在句首。 e.g. I didn’t go to bed until (till) my father came back. I worked until (till) he came back. until 的三个句型 ①…not…until…