make sure后可有三种情况：

make sure of sth： 对...确信；

make sure to do sth ：一定要做某事；

make sure that+从句：意思和make sure to do一样。

扩展资料

例句：

Make sure you get a good look at their faces.

你一定要仔细看清他们的面孔。

Make sure that sign's the right way up.

一定不要把这招牌挂颠倒了。

Make sure you park your car clear of the entrance.

切莫把车停在入口处。

We make sure our clients get the best that money can buy.

我们确保客户买到最好的产品。