What prombles do they have ____(raise) money for the students from mianyang?

问题描述:

What prombles do they have ____(raise) money for the students from mianyang?

raising原因 : ????谢谢现在分词raising...解释前面的what problem是不是 have problem (in) doing sth我怎么认为是:haveto是的 have problem (in) doing sth