概括:这道题是利韧牌同学的课后英语练习题,主要是关于whether的用法,指导老师为许老师。whether,英文单词,英音[?wee?(r)],美音[?hw?e?, ?w?e-]。可用作连词(conj.)、代词(pron.)、名词(n.),表达对于某件事情的不确定性,表示的怀疑。 本文来自织梦
题目:whether的用法
解:whether和if的用法分析
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whether和if都可以引导宾语从句,表示“是否”,在口语或间接引语中两者可以互换使用.如: copyright dedecms
I wonder if / whether I can get some advice from you.
Ask him whether / if he can come.
但在有些情况下,whether和if的用法有一定区别.
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1.whether引导的从句常可以与连词or或or not直接连用,而if一般不能.如: copyright dedecms
正:Let me know whether you can come or not. copyright dedecms
误:Let me know if you can come or not.
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2.当宾语从句提到句首时,只能用whether引导,而不能用if.如: 织梦内容管理系统
正:Whether it is true or not,I can’t tell.
织梦好,好织梦
误:If it is true or not,I can’t tell.
3.whether可以引导带to的不定式,if则不能.如: 织梦好,好织梦
正:I don’t know whether to accept or refuse. 织梦好,好织梦
误:I don’t know if to accept or refuse.
织梦内容管理系统
4.whether及其引导的成分可放于介词之后,作介词的宾语,但if不能.如:
正:I worry about whether I hurt her feelings.
误:I worry about if I hurt her feelings.
5.whether可以引导从句,作主语、表语或同位语,而if不能.如:
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正:It was uncertain whether he would come.
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误:It was uncertain if he would come. 内容来自dedecms
正:His first question was whether Tom had arrived yet. 织梦好,好织梦
误:His first question was if Tom had arrived yet. 织梦内容管理系统
正:We must consider the question whether we will take these measures. 本文来自织梦
误:We must consider the question if we will take these measures.
举一反三
例1: 【whether的用法】[英语练习题]
思路提示:
whether和if的用法分析 copyright dedecms
whether和if都可以引导宾语从句,表示“是否”,在口语或间接引语中两者可以互换使用.如:
copyright dedecms
I wonder if / whether I can get some advice from you. 本文来自织梦
Ask him whether / if he can come.
本文来自织梦
但在有些情况下,whether和if的用法有一定区别. copyright dedecms
1.whether引导的从句常可以与连词or或or not直接连用,而if一般不能.如:
内容来自dedecms
正:Let me know whether you can come or not.
本文来自织梦
误:Let me know if you can come or not. copyright dedecms
2.当宾语从句提到句首时,只能用whether引导,而不能用if.如: 织梦好,好织梦
正:Whether it is true or not,I can’t tell. 内容来自dedecms
误:If it is true or not,I can’t tell.
织梦好,好织梦
3.whether可以引导带to的不定式,if则不能.如:
正:I don’t know whether to accept or refuse.
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误:I don’t know if to accept or refuse.
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4.whether及其引导的成分可放于介词之后,作介词的宾语,但if不能.如: 本文来自织梦
正:I worry about whether I hurt her feelings. 内容来自dedecms
误:I worry about if I hurt her feelings. 织梦内容管理系统
5.whether可以引导从句,作主语、表语或同位语,而if不能.如: 织梦内容管理系统
正:It was uncertain whether he would come.
误:It was uncertain if he would come.
织梦好,好织梦
正:His first question was whether Tom had arrived yet. 织梦内容管理系统
误:His first question was if Tom had arrived yet. 内容来自dedecms
正:We must consider the question whether we will take these measures.
误:We must consider the question if we will take these measures.
dedecms.com
例2: 【关于if和whether的用法()thereislifeonthemoonisimpossible.答案是That我选择的是Whether注解告诉我根据impossible这一个信息词就可以排除Whether为什么啊?】[英语练习题]
思路提示:
我晕,怎么解答都这么复杂.我来讲一下吧,很简单的.
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月球是有生命是不可能的.
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如果按你的说法就变成:月球是有没有生命是不可能的(嘻嘻,觉得这还是人话吗?)
例3: whether的这种用法怎么用?Whethersleep(sleeping)atnoonisaseriousproblemtome?这句话中whether后的动词应该用原型还是动名词?[英语练习题]
思路提示:
首先,这不是一个问句,应该是个陈述句.意思是 是否睡午觉对我来说是个严重的问题.
内容来自dedecms
whether此处引导主语从句(名词性从句中的一种),因而后面应该是动词原形,该怎么说怎么说.
例4: whether,if的用法和区别如题[英语练习题]
思路提示:
whether和if的用法区别
whether与if作“是否”讲,在用法上有相同之处,也有不同之处. 织梦内容管理系统
一、相同之处.
1.whether和if都能引导宾语从句,常置于see,ask,learn,tell,wonder,doubt,find out等动词之后. copyright dedecms
如:He asked me whether/is I could help him.I want to know whether/if he lives there. 本文来自织梦
2.whether和if都可用it作形式主语从句中.如:it's uncertain whether/if he'll come this evening. dedecms.com
3.在be uncertain/doubtful之后,常用whether引导宾语从句,有时也可以用if,如:We are uncertain whether/if Mary will come. 本文来自织梦
二、不同之处. 织梦好,好织梦
1.whether可置于句首引导主语从句,而if不能.如:___the 2000 Olympic Games will be in Beijing is not known yet.A.whether B.If C.Whether D.That 答案是C. 织梦内容管理系统
2.whether可用在介词之后,引导宾语从句,而If则不能.如:Success depends on whether we make evough effort.
3.whether可引导表语从句,if则不能.如:The puestion is whether it is not worthdoing.
4.在名词之后引导同位语从句时,用whether而不用if.如:The puestion whether the students answered correctly should be decided by the teacher.
本文来自织梦
5.whether后可接不定式,而if不能.如:Please tell us whether to go or stay here. 内容来自dedecms
6.在有些动词(如discuss)之后,只能用whether,而不用if引导宾语从句.如:We discussed whether we should close the shop.
7.在引导否定概念in宾语从句时,只能用if,而不用whether.如:he asked me if I hadn't finished my work.
例5: ***WHETHER和IF用法区别***大家踊跃发言[英语练习题]
思路提示:
whether与if作“是否”讲,在用法上有相同之处,也有不同之处.
一、相同之处. 织梦内容管理系统
1.whether和if都能引导宾语从句,常置于see,ask,learn,tell,wonder,doubt,find out等动词之后. 本文来自织梦
如:He asked me whether/is I could help him. I want to know whether/if he lives there. 织梦好,好织梦
2.whether和if都可用it作形式主语从句中.如: it's uncertain whether/if he'll come this evening. 本文来自织梦
3.在be uncertain/doubtful之后,常用whether引导宾语从句,有时也可以用if,如: We are uncertain whether/if Mary will come.
二、不同之处.
dedecms.com
1.whether可置于句首引导主语从句,而if不能.如: ___the 2000 Olympic Games will be in Beijing is not known yet. A.whether B.If C.Whether D.That 答案是C.
dedecms.com
2.whether可用在介词之后,引导宾语从句,而If则不能.如: Success depends on whether we make evough effort.
织梦内容管理系统
3.whether可引导表语从句,if则不能.如: The puestion is whether it is not worthdoing. 内容来自dedecms
4.在名词之后引导同位语从句时,用whether而不用if.如: The puestion whether the students answered correctly should be decided by the teacher.
织梦好,好织梦
5.whether后可接不定式,而if不能.如: Please tell us whether to go or stay here. 本文来自织梦
6.在有些动词(如discuss)之后,只能用whether,而不用if引导宾语从句.如: We discussed whether we should close the shop.
7.在引导否定概念in宾语从句时,只能用if,而不用whether.如:he asked me if I hadn't finished my work.
I don`t know whether he will go.可以
相关思考练习题:
题1:if 与whether用法的区别
点拨:一、引导宾语从句,一般既可用whether也可用if。但 1 or not放在whether之后时,只能用whether不用if。 I don’t know whether or not he will come. 我不知道他是不是回来。 注1:如果or not放在whether所引导的从句句尾,则可以用if来替换。 I ...
题2:Whether的用法
点拨:whether和if的用法分析 whether和if都可以引导宾语从句,表示“是否”,在口语或间接引语中两者可以互换使用.如: I wonder if / whether I can get some advice from you. Ask him whether / if he can come. 但在有些情况下,whether和if的用法有一...
题3:whether的用法
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题4:whether的用法
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题5:whether or 有什么用法
点拨:1."whether...or"作为连词,后面加动词不定式,意为“是...还是..." I don't konw whether to go or come。我不知道是去还是来? 2."whether...or not"还可引导让步状语从句,表示"不管是否......"既可放在句首,也可放在句尾。 Whether you like... 转载请注明出处: http://www.10000uw.com/view-83839-1.html