大学英语语法14宾语从句和同位语从句PPT推荐.ppt

1、1）Object clause 2）Appositive clauses Writing:Correcting:Mixed ConstructionMixed Construction Rewriting:Variety in sentence lengthVariety in sentence length1.Object clauses1.Object clauses When a noun clause functions as an object,it is called When a noun clause functions as an object,it is called an

2、 an object clauseobject clause.Object clauses usually begin with subordinating.Object clauses usually begin with subordinating words likewords like how,why,what,where,when,who,which,whose,how,why,what,where,when,who,which,whose,whether,if,that,whether,if,that,etc.No comma is needed when the object e

3、tc.No comma is needed when the object clauses are used in the complex sentences.clauses are used in the complex sentences.Why was he wanted by the policeWhy was he wanted by the police？Daniel wondered the reason.Daniel wondered the reason.Daniel wondered Daniel wondered why he was wanted by the poli

4、ce.why he was wanted by the police.Has any decision been made?Has any decision been made?Do you know the question?Do you know Do you know whether/if any decision has been madewhether/if any decision has been made?He is honest.He is honest.No one doubts it.No one doubts it.No one doubts No one doubts

5、 that he is honestthat he is honest.Noun clauses that function as objects of Noun clauses that function as objects of prepositions are named object clauses too.prepositions are named object clauses too.Can we succeed?Can we succeed?The question depends on this.The question depends on this.How well d

6、o we cooperate?How well do we cooperate?Whether we can succeed depends Whether we can succeed depends onon how well we how well we cooperatecooperate She walked up to the place.She walked up to the place.I stood at the place.I stood at the place.She walked She walked up toup to where I stood.where I

7、 stood.1.As long as the main clauses verb is in neither the past 1.As long as the main clauses verb is in neither the past nor the past perfect tense,the verb of the subordinate nor the past perfect tense,the verb of the subordinate clause can be in any tense that conveys meaning clause can be in an

8、y tense that conveys meaning accurately.accurately.Both of them will know Both of them will know that they have made a right that they have made a right choice.choice.The teacher tells us The teacher tells us when we will pay a visit to Mr.when we will pay a visit to Mr.Jackson.Jackson.2.If the main

9、 verb of a sentence is 2.If the main verb of a sentence is in the past or past in the past or past perfect,perfect,then verbs then verbs in the subordinate clausein the subordinate clause must also must also express a past viewpoint.express a past viewpoint.She asked me She asked me where I was off

10、towhere I was off to.I wondered I wondered how he could make such rapid progress in how he could make such rapid progress in his study of French.his study of French.3.If the subordinate clause expresses what is commonly known 3.If the subordinate clause expresses what is commonly known as a as a gen

11、eral truth or fact,general truth or fact,simple present tense is used even simple present tense is used even though though the main verb of a sentence is the main verb of a sentence is in the past or past in the past or past perfect:perfect:Columbus somehow knew Columbus somehow knew that the world

12、that the world isis round.round.The teacher told the students The teacher told the students why the computer why the computer isis a wonderful a wonderful machine.machine.4.If there is a specific past time in the clause,past tense is used 4.If there is a specific past time in the clause,past tense i

13、s used even though the action of the object clause occurs before the even though the action of the object clause occurs before the action of the main clause.action of the main clause.She told her students She told her students that the English Channel that the English Channel waswas officially offic

14、ially openedopened on March 7,1994.on March 7,1994.No one knows No one knows how the Houses of Parliament how the Houses of Parliament was burnedwas burned down in 1834.down in 1834.In everyday English,especially spoken English,the In everyday English,especially spoken English,the word word thatthat

15、 is usually omitted.But,the subordinating is usually omitted.But,the subordinating word word thatthat can not be omitted in the following cases:can not be omitted in the following cases:1）when there are two or more object clause;He said He said thatthat he couldnt tell you right away he couldnt tell you right away and and thatthat you you wouldnt understand.wouldnt understand.2）when there is a parenthesis between the predicate 2）when there is a parenthesis between the predicate verb of the main clause and the object clause;verb of the main clause and the object clause;Just then I noticedJust