be willing 后加什么介词

后加介词to，例如：

1、We are looking for people who would be willing to assist in the group's work.我们正寻找愿意协助该团体工作的人。

2、Few firms will be willing to gamble on new products.很少有公司愿意冒险开发新产品。

3、There are， of course， questions which she will not be willing to answer.当然，有些问题是她不愿回答的。