以下哪个不是inventor零件环境中预设快捷键?()
A.旋转视图
B.降级
C.宏
D.打孔
参考答案:B
This is a very big company. It has _____ workers. Do you want to work here?[ ]
A. five thousand
B. five thousands
C. five thousands of
D. five thousand of
案件调查前应主要做好的准备工作是成立调查组,熟悉案情和相关法规,()。
A、向领导请示
B、外围调查
C、制订调查方案
D、准备谈话提纲