一般饰面颜色为黑色、紫色时用白色水泥作胶结料。( )
参考答案:错
—Would you please drive ? My plane is taking off.
—I'd like to, but safety comes first. [ ]
A. faster
B. better
C. more carefully
D. more slowly
在Excel2000中,下列对于日期型数据的叙述不正确的是()
A.日期格式有多种显示格式
B.不论一个日期值以何种格式显示,值不变
C.日期字符串必须加引号
D.日期数值能自动填充