除非他家里有急事要办，不然他一定会来的。

He is sure to come unless he has some urgent work to do at home.

youdao

我相信他一定会来的。

I am sure that he will come.

youdao

他一定会来的。

He is sure to come.

youdao

他深信邮票簿一定会来的。

That the stamp album would come.

youdao

他深信邮票簿一定会来的。

That the stamp album would come.

youdao