镀锌钢管道支架不得设置于()上。
A.承重墙
B.窗间墙
C.半砖墙
D.轻质隔墙
参考答案:D
.It was from only a few supplies that she had bought in the village______the hostess cooked such a nice dinner.
A.where
B.that
C.when
D.which
用表达式的值替换相应字段的值是()命令的命令功能。
A.BROWSE
B.REPLACE
C.SORT
D.INDEX