The test is easy enough for him (to do).为什么不是to do it,请详细解释一下，并说明考点，谢谢!

热心网友

do 的逻辑宾语是 the test , 若再加 it 就重复了考点就是 sb is + 形容词 + enough to do sth sth is enough for sb to do He is old enough to understand it. The book is easy enough for him to understand.

热心网友

it代的test 所以do后没必要再加it谢谢不知我的回答你满意吗

热心网友

就是这样说的啊,it是省略的,be+adj.+enough (for sb.)to do