He doesn’t do his homework. So he always makes some mistakes.A. careful enoughB. enough ca

问题补充：

He doesn’t do his homework. So he always makes some mistakes.

A. careful enough

B. enough careful

C. carefully enough

D. enough carefully

答案：

A. careful enough

B. enough careful

(答案→)C. carefully enough

D. enough carefully

解析：修饰动词do要用副词carefully，且enough要放在所修饰的副词后面，所以选C。