—What can I do for you, Madam?
—I'm looking for a table for eight, but I find they are all __________.
A:made up
B:kept up
C:taken up
D:put up
形状相同、大小相等的两个小木块放置于桌面,其俯视图如图所示,则其左视图是( )
在我国的各种地形中,比例最大的是( )