选定一列表格并单击常用工具“插入列”按钮,插入的新列应位于选定列的( )
参考答案:左
The children ___when they heard the inspiring news.
A.are excited
B.got excited
C.get excited
D.become excited
天然岩石的抗拉强度比抗压强度小得多,约为抗压强度的( ),是典型的脆性材料。
A.1/20~1/10 B.1/15~1/10C.1/10~1/5 D.1/8~1/2