关于doubt的句子用that还用whether,

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关于doubt的句子用that还用whether,

关于doubt的句子用that还用whether,
关于doubt的句子用that还用whether,

关于doubt的句子用that还用whether,
doubt的肯定形式后接whether/if从句,否定和疑问形式后接that从句
I doubt whether/if he can speak English.(肯定句)
I do not doubt that he can speak English.(否定句)
Do you doubt that he can speak English?(疑问句)
而be sure的肯定疑问形式后接that从句,否定形式后接whrther/if形式
I am sure that he can do it well.(肯定句)
Are you sure that he is a teacher?(疑问句)
I am not sure whether/if the news is true.(否定句)

doubt whether....怀疑。。
do not doubt that... 不怀疑。。。

简单说就是在否定句与疑问句中用that接从句~在肯定句中用whether或if来连接
如:there is no doubt that...毫无疑问...
I doubt whether he will come. 我看他不见得会来

doubt当动词时,在<肯定句>中后面可接if或whether。
在否定句及疑问句中可跟that从句。
有时在<肯定句>中也能跟that从句,但其含义是"恐怕...不会"。

关于doubt的句子用that还用whether, 用“there is no doubt that ……”造三个句子~英语的~ 在英语 中suspect和doubt的区别 ,好像是doubt+that doubt+if/whether 什么时候 用 , there is no doubt that.和 it is no doubt that...的区别为什么有的句子要用there is no doubt that.而有的句子又要用it is no doubt that...当然他们都是“毫无疑问”的意思,可用法上有什么区别呢?这是一道改错 关于doubt that 和doubt if /whether的用法很奇怪,在字典的例句中肯定句也可以用doubt that虽然大家都说that 一般用在否定句中,if/whether 用在肯定句中,我昏了,如果doubt that是肯定句的话,那意思上有什 suspect和doubt用法的区别?能否用suspect that和doubt that?又有何区别? 关于doubt whether 和 doubt that 的问题doubt whether 和 doubt that 中哪个是用于肯定句中的 哪个是用于否定句中的呢? 用there is no doubt.that……造两个句子 用There is no doubt that造句 关于doubt的用法? 关于doubt我在字典里查了doubt有及物动词的意思 但是发现几乎没有doubt sb/sth之类的句子 而一般都是doubt about 那么doubt直接加sb/sth可以吗 求大神将我给的几个句子深化一下,或者给高级一点的句子,一直能套用的.英语作文用的.示例:There is no doubt that ……的句型深化后:There is no doubt that it is of vital importance for people to reach a conse there is no doubt that 后面的句子时态是随意的吗? It is no doubt that 这个句子是错的.为什么? It is no doubt that 这个句子是错的.为什么? 与there is no doubt that意思相近的句子有哪些 关于动名词短语作主语There is no doubt that helping students find a job is one of the primary functions of univeristy education.这句话我理解成同位语从句中套了主系表结构的句子,为什么用的是helping students find a j there is surely some doubt about that 还有一个句子 i am sure in favor of your decision这两个句子为什么一个用surely 一个用sure