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【单选题】
He ____ unwisely, but he was at least trying to do something helpful.A.
must have acted
B.
may have acted
C.
should act
D.
would act
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参考解析：
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皮皮学刷刷变学霸
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【多选题】讲解技能的作用包括( )。
A.
高效传授数学知识，提高思维能力
B.
渗透数学文化价值，培养学习兴趣
C.
发挥教师的主导作用，调控教学过程
D.
发挥学生主体作用，调控教学过程
【单选题】When people exchange their business card they can _____.
A.
ask each other’s name
B.
shake hands
C.
smile at each other
D.
shout at each other
【单选题】You work as an Exchange Administrator for UniCom Inc.The company has a Windows 2008 Active Directory-based contains an Exchange Server 2010 organization.The name of your company is recently changed to...
A.
Add techworld.com as an authoritative domain in accepted domain.
B.
Add uc.com as an internal relay domain in accepted domain.
C.
Add uc.com as an authoritative domain in accepted domain.
D.
Add techworld.com as an internal relay domain in accepted domain.
【简答题】【图片】该程序的输出结果是：
【简答题】数控加工中心刀柄系统中,按刀具夹紧方式分类有哪些刀柄?
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