most of us find it d_____ to work out the maths problem

most of us find it d_____ to work out the maths problem All of us found hard to work out the maths problem 为什么答案是it All of us found ( )difficult to work out the maths problem. It‘s so c（c打头的单词） of you to work out the maths problem in su 1.It's _for th buy to work out the Maths problem.It's too di it's ( )for the girl to work out the maths problem The maths problem is difficult,but f___we work it out. the maths problem is ____ easy for us to ___.A,too,work it o 1、The maths problem is too difficult for us to ( ).A、work it The twins fails to work out the maths problem. It took him only ten minutes to work out the maths problem.( i found______difficult to work out the Maths problem. A:it i