To work out the problem is very hard .(同一句) _____ is very _____ __英语解答

To work out the problem is very hard .(同一句) _____ is very _____ _____ work out the problem .

人气：126 ℃　时间：2019-10-25 13:41:13

解答

It is very hard to work out the problem.
希望能帮到你,祝更上一层楼O(∩_∩)O
有不会的欢迎再继续问我(*^__^*)