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【单选题】
获利指数()就表明该项目具有正的净现值,对企业有利。A.
大于0
B.
小于0
C.
大于1
D.
小于1
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【单选题】If wildlife data is transmitted by radio or satellite ______.
A.
poachers will learn where rare animals are
B.
the bushmen will go on strike
C.
the Cyber Trackers will break down
D.
Microsoft will sue the Kruger National Park
【单选题】It can be inferred from the passage that the satellite data scientists have collected over the past few decades
A.
provides more accurate records of changes in the earth's surface climate than previously existed
B.
have begun to conclusively establish a decline in the number of sunspots over the past two solar cycles
C.
are plagued with too many problems to conclusively establish them as more accurate than older historical records
D.
are a conclusive indicator of the effect of solar maxima on the earth's pre- industrial climate
E.
have been employed by scientists seeking to argue that the number of sunspots during solar minima are on the increase
【简答题】satellite data transmission ________
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