The problem is very difficult.We can't work it out.The probl
The problem is very difficult.We can't work it out.The probl
the problem is very difficult.we can't work it out.(合并)the p
the problem is very difficult.we can't work it out.(合并一个句)th
The problem is very difficult.We can't work it out.(51.合并)
The problem is very difficult.He can't work it out.(合并为一句)
the problem is very difficult ,You can't work it out------ -
the problem is so difficult( ) we can't work it out
如下:The exercise is very difficult.We can't work it out.(合并为一
The problem is too difficult .------student can work it out
The problem is difficult,I can't work it out.(改同义句) The prob
句型转换Theproblem is so difficult.Icon't work it out. The probl
1.The math problem is so difficult that I can't work it out.