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江苏省无锡市新区第一实验学校九级英语上册《Unit4 Grammar》课件.ppt


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Grammar Unit 4 of 9A 1 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 usually 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. 2 before, after, until 表示发生的时间 before 意为“在……之前”; after 的意思是“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 e 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. e and see me before you leave. After he finished his homework, he played chess with his friend. 做完作业后, 他和朋友下棋. 3 Until 的意思是“直到……为止”。 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) not … until …”。让我们等雨停吧。昨天直到我爸爸回来我才做作业。 Let ’ s wait until/till the rain stops. I didn ’t do my homework until my father came back yesterday. 4 from … to between … and before when if after until 1. I won ’ t go to bed _____ my es back. 2. He could swim ______he was five years old. 3. You e to my office ________ 9:00 . ____ 11:30 . 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 5 while, as 表示事情(动作)同时发生 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 was sleeping, Hobo went to watch TV. Mary went back as her mum was cooking. Eddie 睡觉时, Hobo 正在看电视。 It was raining while we were out. While Eddie was sleeping, Hobo was watching TV. 6 连续同时发生两个长动作,我们常用 while. , 天正下着雨。 睡觉时, Hobo 正在看电视。 It was raining while we were out . While Eddie was sleeping , Hobo was watching TV. ,我将呆在他家一个星期。 While my uncle is

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