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1、怎怎样样区区别别同位同位语语从句与定从句与定语语从句？从句？一、同位语从句与定语 从句的相似之处 1、两种从句都可以译成定语、两种从句都可以译成定语 e.g. The news that our team has won the final match is encouraging. （同位语从句） 我们队取得决赛胜利的我们队取得决赛胜利的消息令人鼓舞。消息令人鼓舞。 The news that you told us is really encouraging.（定语从句） 你告诉我们的你告诉我们的消息真的令人鼓舞。消息真的令人鼓舞。 2、两种从句都可以用、两种从句都可以用 that 引导引
2、导 e.g. The suggestion that students should learn something practical is worth considering. （同位语从句）（同位语从句） 学生应该学些实用的东西的学生应该学些实用的东西的建议值得考虑。建议值得考虑。 The suggestion that is worth considering is that the students should learn something practical. （定语从句）（定语从句）值得考虑的值得考虑的建议是学生应该学些实用的东西。建议是学生应该学些实用的东西。 二、同位语从
3、句与定语二、同位语从句与定语 从句的不同之处从句的不同之处 1、从句的作用不同：同位语从句用来进一步说明前面名词的内容；定语从句用来修饰、限定前面、从句的作用不同：同位语从句用来进一步说明前面名词的内容；定语从句用来修饰、限定前面 的名词。的名词。e.g The news that our team has won the final match is encouraging. （从句说明“消息”的内容：我们队取得了决赛胜利。 ） The news that you told us is really encouraging. （从句对“消息”加以限定：是你告诉我们的，而非来自其他渠道。但消息
4、是何内容却不得而知。 ） 2、引导从句的关联词、引导从句的关联词 that 的功能不同：的功能不同：that 引导同位语从句时是一个纯连词，不充当任何成分；引导同位语从句时是一个纯连词，不充当任何成分； 而引导定语从句的而引导定语从句的 that 是关系代词，既指代先行词又须在从句中充当成分。是关系代词，既指代先行词又须在从句中充当成分。e.g. 1) Dad made a promise that he would buy me CD player if I passed the English test. （that 不充当任何 成分） 2) Dad made a promise that
5、 excited all his children. （that 指代 promise，又在从句中充当主语。 ） 3、that 引导同位语从句时是一个纯连词，故不能用引导同位语从句时是一个纯连词，故不能用 which 替换；而替换；而 that 引导定于从句时是代词，引导定于从句时是代词， 常可以和另一关系代词常可以和另一关系代词 which 替换。替换。e.g. The fact that he is from Canada is new to me. （that 不可换为 which） The fact that surprised me is that he is not Chinese
6、.（第一个 that 可换为 which，第二个不行，因为它 引导的是表语从句。 ） 4、引导同位语从句关连词，除、引导同位语从句关连词，除 that 外，还可以根据句义使用任何其它疑问代词或副词；而定语从外，还可以根据句义使用任何其它疑问代词或副词；而定语从 句不可用句不可用 what, how, whether 等引导。等引导。e.g. I had no idea at all what I should do next. There is no proof whether he was killed by others.现现在你会辨在你会辨别别和使用同位和使用同位语语从句与定从句与定语语
7、从句了从句了吗吗？Practice I.Tell the function of the clauses in the following sentences 说出下列从句的功能：说出下列从句的功能：A: Appositive（同位语）（同位语）; B: Attributive（定语）（定语） 1.His proposal that we go there on foot is acceptable. 2.Many teachers hold the view that teenagers should not spend too much time online. 3.The first r
8、equest that he made was to ask for freedom. 4. Do you have any idea where we will be sent? 5. Is this the company where your father works?6. This is the reason that he gave for his absence. 7. He made an excuse that his car broke down on the way. II. Choose the best answer 1.They expressed the hope
9、_they would come over to China.A. which B. that C. whom D. when 2.The fact_ he didnt see Tom yesterday is true.A. that B. which C. when D. what 3.I have no idea _he will come back. A. where B. when C. what D. that 4.The news _ surprised everybody yesterday now proves to be false.A. that B. when C. w
10、hat D. how 5.One of the men held the view _ the book said was right.A. what that B. that whichC. that what D. which that 6.Word has come _ some American guests will come for a visit to our college next week. A. what B. whether c. that D. whichKey I.1,A 2,A 3,B 4,A 5,B 6:B 7,A II.1. B 2. A 3.B 4. A 5. C 6.C
