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【单选题】
TMB经HRP作用后呈现蓝色,应用酶标仪检测时最大吸收波长为A.
380nm
B.
420nm
C.
450nm
D.
490mm
E.
570nm
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【单选题】Which of the following is NOT suggested as a possible means to cope with the current situation?
A.
Create situations in which people work for themselves.
B.
Treat employment as the norm.
C.
Endeavor to revive the household and the neighborhood as centers of production.
D.
Encourage people to work in circumstances other than normal working conditions.
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A.
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检查纳税人存放地的应纳税商品
C.
检查纳税人托运，邮寄应纳税商品的单据、凭证
D.
经法定程序批准，查核纳税人在银行的存款账户
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