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(1) 引导表语从句.如: The question was whether Tom has gone to Shanghai. 问题是汤姆是否到上海去了. (2) 同位语从句.如: The problem whether it is right or wrong has not yet been discussed. 这个问题是否正确还没讨论. (3) 用作介词宾

1 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的用法有一定区别. 1. whether

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. 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. 如:He asked me whether/is I could help him. I

Whether he will go there has been decided.Whether he will leave the city has not been known yet.Whether it will rain or not has not heard.Whether he has gone there has not been told yet.Whether we will have the sports meeting has not been decided yet.很高兴为你解答!老师祝你学习进步!望采纳,多谢你的问题!^_^


whether引导的名词性从句,在作宾语时 可以与if互换,作主语和表语 时 不可以 也就是说 引导主语从句和表语从句 时 不能用if 只能用whether 引导宾语从句时二者皆可

答:(1) 引导表语从句.如:the question was whether tom has gone to shanghai.问题是汤姆是否到上海去了.(2) 同位语从句.如:the problem whether it is right or wrong has not yet been discussed.

1 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:iwonderif/whethericangetsomeadvicefromyou.askhimwhether/ifhecancome.但在有些情况下,whether和if的用法有一定区别.1.whether引导的从句

1.当主句是一般现在时,从句可根据需要用任意时态.The teacher wants to know if/whether the students are studying in the classroom now.The teacher wants to know if/whether the students have finished their homework.The teacher wants to know if/

I have doubt about就有,习惯上用I have no doubt that或there is no doubt thatthat引导同位语从句.或者应该说 I have doubt about whether:whether引导宾语从句.

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