下列选项中,关于网站访问统计系统的主要功能描述错误的是( )。
A.网站流量统计
B.用户访问路径分析
C.用户网上活动分析
D.用户跟踪
参考答案:D
They considered ______a computer, which was considered ______a great help in their work.
A.to buy; to be
B.buying; being
C.to buy; being
D.buying; to be
有关温带海洋性气候分布的叙述,正确的是()
A.只有欧洲才有
B.亚洲没有
C.南半球没有
D.南极洲也有