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【多选题】
关于遗嘱公证，下列选项中说法正确的有（ ）？A.
经过公证的遗嘱具有最高的效力，因此法律规定遗嘱必须经过公证
B.
遗嘱公证过程中，遗嘱人必须亲自办理公证，不得委托他人代理
C.
经过公证的遗嘱如果要进行变更或者撤销，也必须经过公证，否则不产生法律效力
D.
如果在作出公证书之前遗嘱人死亡，则该遗嘱不具有公证遗嘱的效力
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举一反三
【单选题】It can be inferred from the passage that. when conducting business. one should___________.
A.
put the quality of the product before any other Factors
B.
realize the importance of international trade fairs
C.
employ professional and experienced sales people
D.
cake people's different beliefs into account
【单选题】When conducting an exit interview, a manager:
A.
should expect employees to be honest as they are leaving the company.
B.
does not need to be as skilled an interviewer as in employment interviews.
C.
needs to use close d -ended questions to control and direct the interview.
D.
starts with routine departure basics, then moves on to why the employee is leaving.
【单选题】When conducting a test of hypothesis for dependent samples:
A.
the sample size should be at least 30 pairs of observations.
B.
the significance level is more than .05.
C.
the p-value is more than .10.
D.
differences between each matched pair of observations are computed.
【简答题】电磁式继电器按输入信号不同,可以分为()、()、()、()和()。
【单选题】继电器按输入信号可以分为( )。
A.
电动式、电压、温度 、时间、速度、压力
B.
电流、电压、触点 、时间、速度、压力
C.
电流、电压、温度 、时间、速度、压力
D.
电流、电压、温度 、时间、瞬时、压力
【简答题】When conducting yourself in society,what is tact?
【简答题】根据问句的形式,“有疑而问”的问句可以分为( )、( )、 ( ) 和 ( ) 四类。
【简答题】根据问句的形式,“有疑而问”的问句可以分为( )、( )、( )、( ) 四类。
【多选题】When conducting a system review, you need
A.
Screen the retrieved documents
B.
Meta analysis if necessary
C.
Comprehensive collection of all relevant research evidence
D.
Develop literature inclusion and exclusion criteria
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