make sure 意思是：确信、确定；后可跟从句；可以和of构成短语，make sure of: 查明，弄清楚。例如：I think i locked the door,but i'll just go back and make sure of it .我想我是锁了门，但我还是回去查看一下吧。
make sure的用法
1、接that从句。例如Make sure that your meal won't be smothered with white sauce。
2、接不定式，例如Make sure to give positive feedback 。
3、接of加名词，例如You must make sure of the time and place。
make sure的例句
But make sure your goals are measurable and realistic .
但要确定你的目标是可行和现实的。
Make sure nothing happens between him and molly ?
确保他跟莫莉之间不会出事吗？
I 'll make sure you havethe finest seat .
我得保证你选到最好的位子。
Could you make surehe sees it ?
你能保证他一定可以看见吗？
I 'll make sure everybody knows !
我会让每个人都知道的!
Make sure they remember you !
确保让他们记得你！
Make sure they get there .
确保他们到了那里.
Make sure of closing the door when you leave．
记得离开的时候关门。
Make sure (that) no one finds out about this.
绝对不要让任何人发觉这件事。