promise用法及短语（promise后面是doing还是todo）

1.All parties are promising to increase spending on health.各政党都在许诺增加医疗开支。

2.The government has promised to cut hospital waiting lists.政府已许诺减少排队看病者的人数。

3.The government has promised to free up more resources for education.政府保证调拨更多资源用于教育。

promise doing sth 承诺做过某事。

如:Ⅰ promise doing my homework.我承诺做过作业了。

promise to do sth 承诺去做某事。

如:Ⅰ promise to do my homework.我承诺去做我的作业。