He is to make money to support his parents.A. old enoughB. enough oldC. young enoughD. en

问题补充：

He is to make money to support his parents.

A. old enough

B. enough old

C. young enough

D. enough young

答案：

(答案→)A. old enough

B. enough old

C. young enough

D. enough young

解析：本题的含义是他岁数大了，可以挣钱养父母了，enough修饰形容词old应放在后，故本题选A。