Though we have been successful in our work so far,we must be prepared to __difficult problems inthe days to come.

Though we have been successful in our work so far,we must be prepared to __difficult problems inthe days to come.
Though we have been successful in our work so far,we must be prepared to __difficult problems in
the days to come.

Though we have been successful in our work so far,we must be prepared to __difficult problems inthe days to come.
solve 解决,
face 面对
应该都可以,供你参考,谢谢.

请问要填入的是一个词还是多个词？求提示！

为你解答。
Though we have been successful in our work so far, we must be prepared to (solve，解决) difficult problems in the days to come.
尽管我们目前的工作很成功，我们必须要做好准备，解决未来会出现的难题。