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【多选题】
《UCP600》将信用证项下的单据分为()A.
运输单据
B.
保险单据
C.
包装单据
D.
商业单据
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举一反三
【简答题】There were two boys in the lab, did the experiment successfully. A. theclever of whom B. thecleverer or whom C. theclever of them D. themore clever of them
【简答题】expe_ience
【简答题】In preparing scientific reports of laboratory experiments, a student should _____ his findings in logical order and clear language. (A) furnish (B) propose (C) raise (D) present
【单选题】To test _____ er of not enough sleep caused by playing computer s, scientists did _____ experiment. [ ]
A.
a; /
B.
a; the
C.
the; an
D.
/; an
【单选题】It was in the lab __________was in the charge of Professor Smith __________they carried out the experiment.
A.
where；that
B.
which；where
C.
that；where
D.
which；that
【简答题】Theauthorimpliesthattheuseofmobilephonesinsuchplacesasmuseumsshouldbe. A)limited B)expected C)discouraged D)recommended
【单选题】设y=f(sin2x), 则y'=( )。
A.
f'(sin2x)sin 2s
B.
f'(sin2x)
C.
2sin xf'(sin2x)
D.
2f'(sin2x)
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