名词性从句——连接词的选用.ppt

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1、前前 课课 复复 习习考考你：还记得以下的是什么从句吗？考考你：还记得以下的是什么从句吗？1.When we will start is not clear.2.Mrs Black wont believe that her son has 3.become a thief.3.My idea is that we should do it right now.4.We heard the news that our team had won.主语从句主语从句宾语从句宾语从句表语从句表语从句同位语从句同位语从句主主主主谓谓宾宾谓谓谓谓主主主主宾宾宾宾谓谓同位语同位语that、what、who、

2、which、when、where、why、how、whether、if我们学过的连接词我们学过的连接词 1.What he wants is a book.2.That he wants to go there is certain.常考点常考点(一一)：1.that在从句中没有含义，不充当任何句子成分。在从句中没有含义，不充当任何句子成分。（即：没有了（即：没有了that，从句仍然完整。），从句仍然完整。）2.what在从句中有一定含义，充当句子成分。在从句中有一定含义，充当句子成分。（即：没有了（即：没有了what,从句就不完整了。）从句就不完整了。）that和和what试观察试观察对比练

3、习：用对比练习：用what和和that填空填空1.The result is _ we won the game.2.This is _ we want to know.3.We should pay attention to _ the teacher is saying.that what what 结构不完整结构不完整 结构完整结构完整 结构不完整结构不完整与与what一样，连接词一样，连接词who,which,when,where,why,how等在从句中也充当句子成分，并且具有一定的含等在从句中也充当句子成分，并且具有一定的含义。义。知识延伸知识延伸试观察试观察:（找出从句部分）（找

4、出从句部分）1.When we shall hold our sports meeting is not decided.2.I dont know who broke the glass yesterday.3.This is where I left my glasses.不完整不完整 意思不全意思不全 不完整不完整Whether和和if 1）从句中含不确定因素，有）从句中含不确定因素，有“是否是否”的意思。的意思。2）以下情况只能用）以下情况只能用whether，不能用，不能用if：a.主语从句主语从句 b.表语从句表语从句 c.与与or not 连用时连用时 1.We dont kno

5、w _ they did it.A.how B.who C.what D.which2.The teacher asks us _ Jim can come back on time.A.that B.whether C.when D.what3.Does anybody know _ we will have a sports meeting this weekend or not.A.if B.where C.whether D.that普通的宾语从句，普通的宾语从句，也可以用也可以用if与与or not连用，连用，不能用不能用if4.I wonder _ he is crying now

6、.A.that B.why C.how D.when5.Have you found out _ we can do on Hainan Island?A.what B.how C.if D.whether6.Lily said _ she had finished her composition.A.if B.that C.when D.where7._ made a phone call to him was not known.A.What B.How C.Whether D.Who8.He often thinks of _ he can protect our environment

7、.A.what B.how C.that D.which9.I have no idea _ he will come back.A.where B.when C.what D.that10.Who can tell me _ the dictionary?A.where she bought B.where did she buy C.where does she buy D.where she buys思考：从句该用思考：从句该用什么语序？什么语序？1.连接词的选用关键看连接词的选用关键看_ 部分。部分。2.用用that时，把时，把that省略，从句结构省略，从句结构_。3.用用what,who,why,where等，把它们省略，从句等，把它们省略，从句结构结构_，或者意思不全。，或者意思不全。4.用用whether或或if时，表示时，表示_ 意思。意思。5.5.以下情况只能用以下情况只能用whether,不能用不能用if:6.1)_从句、从句、_从句中。从句中。7.2)与与_ 连用时。连用时。本课总结本课总结从句从句仍然完整仍然完整是否是否不完整不完整表语表语主语主语or not