用作定语
▲～+n.
He is a promising young man.他是一位很有希望的年轻人。
We have found a promising iron deposit.我们已经发现了一个有开采价值的铁矿床。
It's a promising sign.这是个很好的迹象。
用作表语
▲S+be+～
The results of the experiments are very promising.实验的结果充满了希望。
The weather is promising.天气可望有好转。
