开拓沟(出入沟)的纵向坡度,采用汽车运输时一般应控制在3-5%之间。
参考答案:错
Michael never dreamt of for him to be sent abroad very soon. [ ]
A. being a chance
B. there's a chance
C.there to be a chance
D. there being a chance
将一个幻灯片上多个已选中自选图形组合成一个复合图形,使用( )
A.编辑菜单
B.快捷菜单
C.格式菜单
D.工具菜单