词性意思:
adj. 有希望的，有前途的
v. 许诺，答应（promise的现在分词形式）He was voted most promising new director.
他当选为最有前途的新导演。
She shamed her father into promising more help.
她使父亲感到过意不去，只好答应多给她些帮助。
She is among the most promising players in her age group.
在她那个年龄组中她是最有前途的选手之一。
All parties are promising to increase spending on health.
各政党都在许诺增加医疗开支。
