题目内容
（请给出正确答案）
A．The scientists know it is definitely getting smaller.
B．The scientists know it is near extinct.
C．The scientists still do not know.
D．The scientists think it is rebounding slightly.
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更多“A．The scientists know it is definitely getting smaller.B．The scientists know it is near”相关的问题
Do scientists know how many cryptic species exist？
A．Not yet.
B．Yes, they do.
C．They will know the answer in another one or two years.
D．They will never know the answer.
It can be learned from the passage that ______.
A．the person performing the acupuncture knows a lot about the making of needles
B．an operation now needs fewer needles than in the past
C．acupuncture has existed in China for as long as 2,000 years
D．few patients prefer acupuncture to chemicals
It can be learned form. the passage that______.
A．the person performing the acupuncture knows a lot about the making of needles
B．acupuncture has existed in China for as long as 2,000 years
C．an operation now needs fewer needles than in the past
D．few patients prefer acupuncture to chemicals
What's the best title for this passage？
A．The Essence of Science and Scientists
B．On Distinguishing Fact from Fiction
C．The Definition of Pure Scientists
D．The Classification of Science
What was the good news for scientists？
A．The underground oil resources have not been affected.
B．Most of the desert animals and plants have managed to survive.
C．The oil lakes soon dried up and stopped evaporating.
D．The underground water resources have not been polluted.
What makes scientists doubt about the belief that Megalodon is extinct？
A．The discovery of many "Living Fossils".
B．The discovery of the fossils of lobsters.
C．The discovery of a live Coelacanth.
D．The discovery of the fossils of sea urchins.
The seed band project was proposed by ______.
A．the Norwegian government
B．Norwegian farmers
C．Spitsbergen residents
D．agricultural scientists
Scientists have discovered in the past few years that ______.
A．the exposure of DNA to the public is unnecessary
B．the tiny cell in DNA is a neat little machine
C．man actually knows nothing about DNA
D．man has much to learn about DNA
Now scientists have found in the past few years ______.
A．the exposure of DNA to the public is unnecessary
B．the tiny cell in DNA is a neat little machine
C．man knows nothing about DN
D．man has much to learn about DNA
What makes scientists doubt about the belief that Megalodon is extinct？
A．The discovery of many "Living Fossils".
B．The discovery of a live Coelacanth.
C．The discovery of the fossils of lobsters.
D．The discovery of the fossils of sea urchins.
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