Remember that you can change it slightly by saying "Would you mind" to ask permission a little bit softer.

记住，你可以通过轻微变形，用“Would you mind”更委婉地请求许可。

Do you mind 课堂 - SpeakingMax英语口语达人

The "I'm sure that" pattern can be changed slightly to express several different things.

I'm sure that"句型可以通过稍作变形，来表达几类不同的事情。

I'm sure 课堂 - SpeakingMax英语口语达人