certain和sure用法總結

　　As things stand at present, he seems certain to win.

　　據目前情況看，他似乎勝券在握。

　　I can't say for certain when we'll arrive.

　　我說不準我們什么時候能到。

　　It can be seen that certain groups are more at risk than others.

　　看得出，有的組風險大，有的組風險小。

　　I'm sure you'll grow to like her in time.

　　我肯定你慢慢就會喜歡她了。

　　Make sure that sign's the right way up.

　　一定不要把這招牌掛顛倒了。