主句和从句解析.pptVIP

Unit 2 Grammar Main and Subordinate Clauses （主句和从句） 主句 主句包含有一个谓语，它是一个独立的句 子，可以作为一个句子单独存在。 The girl laughed.（主谓） He likes English. The boy is a student. 从句 从句也有主语和谓语但是不能单独使用， 它必须和主句连用才有意义，通常它由一 个连接词来引导。 按各从句在复合句中的作用，分为名词性 从句（主句从句、表语从句、宾语从句、 同位语从句），状语从句和定语从句 1.主语从句 在复合句中从当句子主语的从句叫主语从句。谓 语动词之前。通常由that,whether,what ,which, who,whom,whose等疑问连词引导。一般情况 下，常用it代替主语从句，而将主语从句移到句 尾。构成“It+be+n/adj+that/when/where… ”引导 的真正主语从句结构 2.表语从句 在复合句中位于系动词之后。 3.宾语从句 在复合句中作及物动词或介词或表人的心 情的形容词的宾语。 4.同位语从句 在复合句中从当同位语成分，一般跟在一些抽象 名词（如：idea,belief,fact,truth,problem,news 等）后面，对名词作进一步解释说明 5.状语从句 在复合句中作状语，其位置可以在主句前 或主句后。状语从句可以分为时间、地点、 原因、目的、结果、比较、让步、条件等 几种。状语从句由从属连接引导。 1.When you finish the work ,you may go out to play with Sam. 2.Go back where you came from！ 3.He went abroad because his father had found a good university for him. 4.He got up earlier so that he could the first train. 5.He lost so many bikes that he decided never to buy a new one. 6.I don’t have as many books as you do. 7. He wears a T-shirt though it is very cold. 8. If it doesn’t rain tomorrow, we shall go hiking. 6.定语从句 在复合句中作定语，用于修饰句子中某一名词或代词的从句叫定语从句 2. This is the place ______ they had a quarrel a week ago. 3.All that Lily told me seems untrue 1.I don’t know the reason ____you were absent from the meeting, but I am sure that someone will tell me the season ____ you haven’t told me. A.why;that B.that; why c.because;which D.of which;that 2.____he will go to work in a mountain village surprises all of us. A. What B.That C.When D.If 3.The painter lived more than a decade in Europe, ____he could be in close touch with other artists A.Where B.how C.when D.which 4.After five hours’ drive, they reached ____they thought was the place they’d been dreaming of. A.What B.which C.when D.that 5.There is no doubt ______ China is always trying to keep world peace and against any war. A.that B.whether C.if D.when * * 主语 谓语 主 谓 宾 主 系 表 1). When we