高等继续教育 / 专科英语I
正确率：100%
题型描述: 单选题
A person driving a car that is below the ＿＿＿＿＿＿＿ standard will be fined.
A.enough
B.acceptable
C.production
D.source
A person driving a car that is below the ＿＿＿＿＿＿＿ standard will be fined.
A.enough
B.acceptable
C.production
D.source
参考答案：