关于cookie的会话识别机制说法正确的是（）。
A.不涉及隐私
B.用户不可以清除
C.不可跟踪同一台机器或用户
D.需在客户端存取文件
参考答案：D
Last week, only two people came to look at the house,________wanted to buy it. [ ]
A. none of them
B. both of them
C. none of whom
D. neither of whom
基督教起源于公元1世纪亚洲西部巴勒斯坦地区的犹太人中间。( )
