题目内容：

It is_______ to work out this problem .You needn't go to the teacher
A.easy enough B.enough easy
C.easily enough D.enough easily
可是work out 不是动词吗 副词修饰动词,为什么不是easily

优质解答

原句应该是It is easy to work out this problem .it指代to work out this problem 是整个短语不是动词做主语,所以用easy