- Solve
- I can't
**solve**this problem. -
How did you
**solve**the problem? -
No one could
**solve**the puzzle. -
There are many problems to
**solve**. -
She expected him to
**solve**the problem. -
I found it difficult to
**solve**the problem. -
I can't figure out how to
**solve**the puzzle. -
I can't figure out how to
**solve**this problem. -
She explained to him how to
**solve**the puzzle. -
I know how to
**solve**the problem, but I've been asked not to tell you.