You should stand reasonably_____, your arms hanging naturally.
A. possible
B. exhausted
C. erect
D. vacant
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You should believe him. He has a good overall sense of ____ ans fairness.
A. clarity
B. drawback
C. authority
D. justice
This country has ____ $1.6 million to the UN for refugee work.
A. pledge
B. super
C. saint
D. agreeable
端铣刀的刃倾角为主切削刃与()之间的夹角
A. 主剖面
B. 基面
C. 主切削平面
D. 主切削平面副切削平面
下列属于检测装置的工具的包括( )
A. 游标卡尺
B. 万用表
C. 六方扳手
D. 百分表座