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【单选题】
两曲面立体相交,求相贯线的方法有( )种A.
1
B.
2
C.
3
D.
4
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【单选题】Multiple choices. According to the text, choose the best answer for each of the following questions. : In Britain, if your boss named David Kangen Woodson, what would he want you to call him? ________...
A.
David.
B.
Kangen.
C.
Woodson.
D.
David Kangen Woodson.
【单选题】When deposits are federally insured, people no longer rush to withdraw their money if they______the financial condition of their bank.
A.
become concerned about
B.
become concerned with
C.
become concerned in
D.
concern
【单选题】An 'ocean rush' means ______ .
A.
many people moving to live under the ocean
B.
many people turning to ocean for more resources
C.
coastal nations developing under-ocean traveling programs
D.
many nations running into conflict over ocean claims
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