问题补充:
The girl is only two years old. She is to go to school.
A. old enough
B. young enough
C. too old
D. too young
答案:
A. old enough
B. young enough
C. too old
(答案→)D. too young
解析:old老的,旧的;young年轻的,enough足够的,作副词修饰形容词时,一般放在形容词后面。句意:这个女孩只有两岁大。她太小而不能去上学。固定句式too……to太……而不能,结合语境可知选D。