doubt的用法I doubt____she will change her mind for she often behaves strangely.这一题我觉得应该是选that,答案却是whether,为啥?啥时改用that,啥时用whether,在意思上有区别么?还有doubt和suspect的区别是啥?

I doubt 的用法有哪些? 关于doubt的用法? doubt 用法I doubt whether/ifI don't doubt thatThere's some doubt whetherThere's hardly/no/little doubt that doubt 用法 beyond doubt的用法相当于什么词性? 请问一下no doubt的用法 谁能告诉我doubt的用法?DOUBT后面加that是不是 不相信 的意思?例,i doubt that you are a good man那后面加weather和if又是什么意思呢? 关于doubt（怀疑）的用法doubt后面可以加特殊疑问词吗?如how?（我知道可以加if,whether之类的词）I doubt how to achieve it.可以这样说吗? it is no doubt 和there is no doubt 的用法区别 我想要详细解答以及no doubt的用法 suspect和doubt用法的区别?能否用suspect that和doubt that?又有何区别? doubt的用法我主要想问这个问题：doubt后面什么时候跟that 什么时候跟about 什么时候跟wheter ：） I doubt it no doubt 的用法1、No doubt you would like a drink.2、 No doubt he was just trying to help,but he's spoiled our work.如果把no doubt放在句子中间,那么怎么改的好?you would no doubt like a drink.he was no doubt just trying to help,but no doubt 的用法最好举几个例子,属于高中的范围 英语单词中suspect与doubt的意思相近,可用法怎么区分? I doubt he had much lung left at all ,after coughing for so many years.I doubt he had much lung left at all ,after coughing for so many years我有翻译,但不知道left在此处的用法和解释 一般是I doubt .还是I doubt it.