Confirm and affirm

肯定───sure;确定───determine

We try to make sure children don't feel intimidated on their first day at school【只宜行所无事，不可有意立名建功，以求垣赫之誉。】.───我们努力确保孩子们在上学的第一天不胆怯。

Are you sure it's the real thing, not just infatuation?───你确信这是真爱, 而不是一时的迷恋 吗 ?

If you agree to this name, madam , she's sure to live to a ripe old age.───姑奶奶若依我这名字, 必然长命百岁.

Are you sure you want him as your partner for life?───你决定要他做你的终生伴侣 吗 ?

Be sure to give your family my regards.───一定要代我向你的家人问好.

Turn left at the corner, then just follow your nose and you're sure to find it.───在拐角处左转, 然后径直往前走,你肯定会找到它的.

I'm sure he needs no introduction.

Are you sure these documents belong together?

I'm not sure of the chronology of events.