be willing to后面接do，而不是doing。
因为to在这里是不定式符号，而不是介词，所以接do，不接doing。
be willing to do sth. 意思是：乐意做某事，愿意做某事。
例句：
1、You have to be willing to take those risks.
你必须愿意承担这些冒险。
2、Would he be willing to help?
他会乐意帮忙吗？
3、I am willing to learn English.
我乐意学英语。
核心词汇：
willing /?w?l??/ adj. 乐意的
英文解释：not objecting to doing sth having no reason for not doing sth.
例句：
I'm perfectly willing to discuss the problem.
我十分乐意讨论这个问题。
愿意做某事，还可以表达为：
1、want to do sth. 想做某事
I want to go to school by bike.
我想骑车去学校。
2、would like to do sth. 想要做某事
Much as I would like to stay, I really must go home.
尽管我想留下来，但我确实必须回家。
3、be glad to do 乐意做
Not at all. I'll be glad to do it.
不，没关系。我很乐意帮忙。
4、be eager to do 渴望做某事
Everyone in the class seemed eager to learn.
班上每个人似乎都热爱学习。
以上就是be willing to do还是doing的所有相关内容了。
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be willing be willing to do sth是什么意思
