Question

The boy is _______ to go to school. A.enough old B.enough young C.old enough D.young enough

Answer 1

enough...to....用法
enough+ adj（形容词）+ to+动词（动词短语）说明
太..而能干...所以选C
这孩子足够大了 ，已经能去上学了

Answer 2

C 这孩子够上学年龄了。