______把关是质量检验的最基本的功能。
A．检验
B．试验
C．质量
D．确认
参考答案：C
鲜或干的无花果
— I don't know what to buy for my mother.
— If I ____ you. I ____ a bund of flowers. [ ]
A. am; will buy
B. were; would buy
C. am; would buy
