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【单选题】
（）普通平键多用在轴的端部。A.
C型
B.
A型
C.
B型
D.
B或C型
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】He was certainly far better looking now than he had been then. He had lost all that dreamy vagueness and indecision. Now he had the air of a man who has found his place in life .
A.
made his living
B.
found a successful career
C.
found a position in life
D.
found a partner in life
【简答题】He who has lost ____can lose nothing more
【单选题】He who has lost ___________ can lose nothing more.
A.
sample
B.
opportunity
C.
reap
D.
confidence
【单选题】He had lost all that dreamy vagueness and indecision. Now he had the air of a man who has found his place in life.
A.
made his living
B.
found a successful career
C.
found a position in life
D.
earned a lot of money
【单选题】He had lost all that dreamy vagueness and indecision. Now he had the air of a man who has found his place in life.
A.
bearing
B.
atmosphere
C.
heaven
【单选题】He had lost all that dreamy vagueness and indecision. Now he had the air of a man who has found his place in life .
A.
made his living
B.
found a successful career
C.
found a position in life
【单选题】关于国际社会工作界认同的专业价值观的说法，正确的是()。
A.
社会工作者应平等对待每位服务对象，不强调他们在具体方面的差异。
B.
社会工作者应追求社会公正，推动社会进步。
C.
社会工作者应在服务过程中保持专业性，不向服务对象透露自身经历。
D.
社会工作者应在保障自身获益的前提下提供专业服务
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