教材版本人教版新课标.ppt

教材版本：人教版新课标,作 者：黄 丽 萍,单 位：乐安一中,主语从句,Find the subjects in the following sentences.,1.A tree has fallen across the road.2.You are a student.3.To find your way can be a problem.4.Smoking is harmful to you.5.What she said is not yet known.6.That we shall be late is certain.,主语从句,1That he will come is certain.2Whether it will please them is not easy to say.3What seems easy to some people seems difficult to others.4Which side will win is not clear.5Why he did it remains a mystery.,思考：主语从句有哪些引导词，这些引导词如何选用？,在复合句中用作主语的从句叫做主语从句。,主语从句的引导词：连词 that,whether 连接代词 who(ever),whom(ever),which(ever),what(ever)连接副词 where,when,why,how,依据“缺什么补什么”原则确定正确的连词。所谓“缺什么补什么”是指句型结构与连词之间的关系。如果句子中缺主语，指人用who，指物用what；如缺宾语，指人用whom，指物用what；如缺时间状语用when；地点状语用where；原因状语用why；方式状语用how；定语用what或which；什么都不缺用that。Whether he is coming doesnt matter much.Where he will go is unknown.What you said yesterday is right.That he knows Japanese is known to all.,1._ he said at the meeting astonished everybody present.A.What B.That C.The fact D.The matter,答案是C。“他在会上的发言使到会的每一个人都感到惊讶”what 表示“(所说的话)”,相当于The words(that+/which)he said at the meeting,EXERCISES:,2._ he has become a rich man is known to all in our town.A.Because B.That C./D.What,答案是B。“他变成了富翁,这是我们镇人人皆知的事。”根据句意,须用that 引导的主语从句。that 在从句中不担任任何成分,只起连接作用。,3.It worried her a bit_ her hair was turning gray.A.while B.that C.if D.for4.It was _ he said _ disappointed me.A.what,what B.that,that C.what,that D.that,what,B,C,Good bye!,Thank you!,