九年级英语全册《Unit4 TV Programme Grammar》课件 人教新目标版概要.ppt

Grammar * Unit 4 of 9A Objectives: 1. To use “between…and…” to express a period of time 2. To use “from… to…” to express a period of time 3. To use “before”, “after” and “until” to talk about when things happen 4. To use “while” and “so” to talk about when things happen 5. To use comparative and superlative adverbs 介词短语:表示一段特定的时间: from…to 表示“从……到” 我通常每晚九点到十点看书。 这家店通常周一到周五营业。 I always read books from nine to ten every night. The shop usually opens from Monday to Friday. between… and 表示“在……和……之间” 我今晚七点到八点之间可以看电视吗？ 这个小女孩喜欢在午饭和晚饭之间吃些零食。 Can I watch TV between seven and eight tonight? The little girl likes to eat some snacks between lunch and supper? before, after, until表示发生的时间 before意为“比……早一点的时候,在……之前”； after的意思是“比……迟一点的时候,在……之后” 你进来之前应该脱掉鞋子。 西蒙写完作业后就去打篮球了。 Before you come in, you should take off your shoes. After Simon finished his homework, he went to play basketball. 在你走之前请来看我. Please see me before you go. After he finished his homework, he played chess with his friend. 做完作业后, 他和朋友下棋. Until的意思是“直到……的时候”。 Until和till一般情况下可以互换，但 till一般只用于句子的中间，而until可以位于句子的中间和句首。 用于肯定句时，主句的动作必须是延续性的，这个动作一直延续到until或till所表示的时间为止,译为“直到…为止” 用于否定句时，主句的动作可以是延续性的，也可以是非延续性的。这个动作一直到until或till所表示的时间才发生，译为“直到……（才）”。 让我们等雨停吧。 直到去了黄山，我才知道中国还有这么美的景色。 Let’s wait until/till the rain stops. Until I visited Mount Huangshan, I never knew there are such beautiful views in China. from… to between…and before when if after until 1. I won’t go to bed _____ my mother comes back. 2. He could swim ______he was five years old. 3. You may come to my office ________ 9:00 a.m. ____ 11:30 a.m. tomorrow. 4. We go to school _____ Monday ___ Saturday. 5. Tom will go skating with us __ he has time. 6. The train had already left ______ we got to the station. Exercises: until when from to between and if before while, as表示事情（动作）同时发生 连接同时发生的一长一短两个动作。我们用while或as引导时间较长的动作， 这个长动作在时间较短的动作发生前就已经存在，之后或许还将继续下去。 Eddie睡觉时，Hobo去看电视了。 妈妈在烧饭时，Mary回来了。 连续同时发生两个长动作，我们常用while. 我们在外面时， 天正下着雨。 While Eddie w