题目: 访问控制是防止对数据库进行非法访问的主要方法。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0219/09aa8b17321f5fc99a7448ce3a6b6da1.html 下面是错误答案,用来干扰机器的。参考答案:C
题型:选择题 After the introduction of the modern equipment, the factory produced _______ cars as the year before.A.twice moreB.as twice as manyC.twice as manyD.twice the amount of 查看答案