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问题 单项选择题

注册设备监理师是指通过全国统一考试，取得《中华人民共和国注册设备监理师执业资格证书》，并经( )后从事设备工程监理业务的专业技术人员。

A．培训合格
B．审核
C．注册
D．评审

答案

参考答案：C

判断题

甲未按合同约定向乙履行合同，此时甲的责任是向乙做出赔礼道歉。
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单项选择题

Guitar strings often go "dead"—become less responsive and bright in tone—after a few weeks of intense use. A researcher whose son is a classical guitarist hypothesized that dirt and oil, rather than changes in the material properties of the string, were responsible.
Which of the following investigations is most likely to yield significant information that would help to evaluate the researcher’s hypothesis

A．Determining if a metal alloy is used to make the strings used by classical guitarists.

B．Detennining whether classical guitarists make their strings go dead faster than do folk guitarists.

C．Detennining whether identical lengths of string, of the same gauge, go dead at different rates when strung on various brands of guitars.

D．Determining whether a dead string and a new string produce different qualities of sound.

E．(E) Determining whether smearing various substances on new guitar strings causes them to go dead.
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