but he found the problem difficult to solve
but he found the problem difficult to solve
He found that the problem was hard to solve.
He found it difficult to work out the problem.
求翻译,半小时内To solve the problem is difficult at all, but is wor
He tried his best to solve the problem,however difficult it
He tried his best to solve the problem,______ difficult it w
we found this problem difficult to solve solve为什么不用被动
this is the problem very difficult to solve
Finally,they found a ____ to the problem.(solve)
have you found a way to solve the problem?
He found () difficult to work out the problem in such a shor
I found it difficult to work out the problem without your he