— I like Chinese food.
— _______________[ ]
A. Let me try.
B. Oh, no.
C. Me too.
答案:C
回归测试是哪一类维护中最常用的方法 ( )
A.校正性维护
B.预防性维护
C.适应性维护
D.完善性维护
请回答西装纽扣的正确扣法?