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【单选题】
根据《安全生产法》的规定，生产经营单位主要负责人对本单位的安全生产负总责，某生产经营单位的主要负责人对本单位安全生产工作的职责是：A.
建立、健全本单位安全生产责任制
B.
保证本单位安全生产投入的有效使用
C.
及时报告生产安全事故
D.
组织落实本单位安全生产规章制度和操作规程
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【单选题】_______ is our belief that improvement in health care will lead to a stronger, more prosperous economy
A.
As
B.
That
C.
This
D.
It
【简答题】Employers fear they will be unable to recruit (招募) students with the skills they need as the economic recovery kicks in, a new survey ___21___. Nearly half of the organizations told researchers they w...
【单选题】Tomas Rodriguez 65 Econo Lane, Lexington, VA 24450 Phone: (801)225-8649 October 21 Arcadian Clock Co. Warranty Department 6531 West Board Street, Richmond, VA 23230 To whom it may concern, As my watch...
A.
To request a replacement for his broken watch
B.
To request a copy of his warranty certificate
C.
To ask for repayment of his expenses
D.
To complain about an error on his bill
【简答题】糖类按照分子构成,可以分为_______、_______、________三大类。
【单选题】Europe in the eleventh century underwent enormous social, technological, and economic changes, but this did not create a new Europe—it created two new ones. The north was developed as a rigidly hierar...
A.
succeeded
B.
balanced
C.
ended
D.
advanced
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