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一轮复习Book4 Unit3 A taste of English humour Period Sentence structures Learning goals: Recite the reading and master the sentence structures. Key points: as引导定语从句；as if 引导方式状语从句；with的复合结构 Summary Charlie Chaplin was born in a family in and at that films were silent . He was a famous especially in and farce．His silent films are still popular today．His charming character and he was homeless，but he had to overcome difficulties．What he wore were shoes，large trousers and a small round black hat，and he was always carrying a walking stick． Charlie Chaplin in the film The Gold Rush．He played a man with bad luck，eating shoes with great when he a snowstorm in a small wooden house． Sentence structures: 1. As Victor Hugo once said , “Laughter is the sun that drives winter from the human face．正如雨果曾经说的，“笑容如同太阳，能驱散人们脸上冬日的严寒。” as引导非限制性定语从句 (1)As is known to all，light travels faster than sound. (2)There was a net bar around here as I remember. 【归纳总结as作为关系代词，用来指代整个主句的内容，本身在定语从句中作主语或宾语；位置比较灵活，可以放在主句之前或之后，一般用逗号与主句隔开。 as we all know as is often the case as is often the case as is reported 2. Then he picks out the lace of the shoe and eats it as if it were spaghetti．然后他挑出鞋带来吃，像吃意大利面一样。 (1)It looks as if a storm is going to come soon· (2)Jack 1ooks after his younger sister as if he were an adult (3)He talks as if he knew everything． 归纳总结as if引导方式状语从句时，若状语从句表示可能发生的情况，则谓语动词使用 ；而状语从句表示非真实的情况时，谓语动词使用 。如果从句表示与现在事实相反，谓语动词用 。如果从句表示与过去事实相反，谓语动词用 。如果从句表示与将来事实相反，谓语动词用 。 3. Instead he and another man are hiding in a small hut during a snowstorm with nothing to eat. 相反，他和另一个被暴风雪困在一个小木屋中，没有任何东西可吃。 【句法分析】 本句中with nothing to eat 为with的复合结构，在句子中作主语。 with的复合结构在句中常作状语，表示伴随状况、原因、方式、条件等。 adj./adv./n with+宾语+宾补 介词短语 doing/done/to do 翻译下列句子： ① The teacher came in with a book under his arm. ② He l