同位语从句讲解

1、初中英语语法同位语从句专项讲解与训练（ 一 ） 概念 一般来说，在主从复合句中 , 用作同位语的从句叫同位语从句。它通常跟在某些名词之后，用以说明或解释该名词表示的具体内容。可 以跟同位语从句的名词通常有：advice, decision, fact, hope, idea, information, messreport, suggestidoubt, thoughtage, news, promise, proposal, reply, on, word（消息）， problem ， question, 等。例如：They were delighted at the news that t

2、heir team ha d won.当听到他们队获胜的消息时，他们欣喜若狂。Where did you get the idea that I could not come ？你从哪儿听说我不能来？ 有时同位语从句可以不紧跟在被说明的名词后面，而被别的词隔开。 如：The thought came to him that Tom might have return ed the book.他突然想起汤姆可能已经还了书了。（二）引导词请仔细观察下列句子，注意从句引导词的用法1. Thenews that Mr. Li willbe our newEnglishteacheris true.2.

3、 Hehasnt made the decisionwhetherhewill gothere.3. Thequestionwho shoulddothe workisbeing discussedat themeeting4. Ihave no ideawhat the5.re6.boy isdoinginthe nextroom now.We haventyetsettledthe questionwhere we agoing to spendI have no ideaour summer vacationthis year.how I can get tothe railwaysta

4、tion.7. I have no ideawhen he will be back 小结归纳 that 引导同位语从句时无词义，也不充当任何成分，但通常不 可以省略，如句 1； whether 引导同位语从句时意为“是否”，通常不能用 if 来代 替,如句 2; 连接代词 who, what 等可以引导同位语从句，如句 3， 4 ； 连接副词 where, how, when等可以引导同位语从句，如句 5，6，7。（ 三 ） that 引导的同位语从句和定语从句 意义不同：同位语从句用来进一步说明前面名词的内容；而定 语从句用来修饰、限定前面的先行词。试比较：1. The news that

5、 our team has won the final matc h is encouraging.2. The news that you told us is really encouragin g. 分析 句 1 中 that 引导同位语从句，说明“ news”的内容：我们 队取得了决赛胜利。句 2中 that 引导定语从句，对“ news”加以限 定：是你告诉我们的，而非来自其他渠道。 that 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；而引导定语从句时，不仅起连接作用，而且还指代先 行词并在从句中充当主语、宾语等成分。试比较：1. Dadmade a p

6、romise that he would buy me a CDplayerif I passed the English test.2. Dadmade a promise that excited all his children. 分析 句 1 中 that 引导 同位语从句，其中 that 无词义，也 不充当任何成分；句 2 中 that 引导定语从句， that 指代 promise ， 又在从句中充当主语，且 that 可以用 which 替换。 可否省略： that 在引导同位语从句时，通常不可省略。在引导 定语从句时，若在从句中作宾语，通常可以省略，若作主语则不可 以省略。 即

7、学即用 I 请用适当的词填空，使下列句子意思完整。1. They expressed the hope they would comeover to China soon.2. The fact he didn t see Tom this morning is true.3. Word has come some American guests willcome to our colle-ge for a visit next week.4. He cant answer the question he got the money from his home yesterday.5. Do

8、you have any idea is actually goingon in the classroom?6. The problem we should have the meeting in the hall now must be decided at once.II. 下列各句中均有一处错误，请改正1. Our team has won the game, that made us very happy.2. I ve come with a message from Mr Wang how he wont be able to see you this afternoon.3.

9、He must answer the question if he agrees with what she said or not.4. I ve read the book where you gave me the day before yesterday.5. One of the men held the pinion when what the book said was right.III 把下列句子翻译成英语。1. 我向他许诺说我一到北京就给他写信。2. 他经常问我这个问题，那就是这个工作是否值得做。3. 他什么也不说，这一事实使大家都感到惊奇。4. 在我看来，他刚才告诉我的这

10、个消息是真实的。5. 他突然想起他本来应该去接儿子的。I.1. that 2.that3.that6.whetherII.1 that which2.howthat4.where that /which或省略where5.whenthat6.that howKey:4. how 5. what3. if whetherIII.1.Imade apromisethat Iimassoonas IgottoBeijing.2.Heoftenaskedmethequestionwas worthdoing.3.Thefactthathehadnot saiddeverybody.4.Inmyopinion,thenews (th