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【单选题】
Tiffany’s misjudgment about the candidate stemmed fromA.
racial stereotypes
B.
invalid personal bias
C.
cultural ignorance
D.
emphasis on physical appearance
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举一反三
【单选题】Increasing the speed of a centrifugal pump will result in an increase in its capacity in its capacityAnother means of increasing the capacity pump is to increase the .
A.
diameter of the discharge piping, with all other factors remaining the same
B.
diameter of the suction piping, with all other factors remaining the same
C.
width of the impeller only
D.
diameter of the impeller
【单选题】细菌经紫外线照射会发生DNA损伤;为修复这种损伤，细菌合成DNA修复酶的基因表达增强，这种现象称为
A.
DNA损伤
B.
DNA修复
C.
DNA表达
D.
诱导
E.
阳溻
【单选题】What I seek to accomplish is simply to serve with my ______ capacity truth and justice at the risk of pleasing no one.
A.
formidable
B.
exquisite
C.
exotic
D.
feeble
【单选题】细菌经紫外线照射会发生DNA损伤，为修复这种损伤，细菌合成DNA修复酶的基因表达增强，这种现象称为
A.
DNA损伤
B.
DNA修复
C.
DNA表达
D.
诱导
E.
阻遏
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