▲promise 用作动词时，若要表示“答应给某人某物”，其后可以带双宾语的。例句如：

He promised us an answer in short order. 他答应尽快给我们回复。

Her parents have promised her a new bike if she passes the exam. 她的父母许诺，如果她考试及格，就给她买一辆新脚踏车。

▲在promise sb sth 结构中，若双宾语易位，可用介词 to 来引出间接宾语。如：

He promised me a reward.

=He promised a reward to me.

他答应给我报酬。

My parents promised me a computer on my birthday.

= My parents promised a computer to me on my birthday.

我父母答应为我生日买台电脑。