题目内容
（请给出正确答案）
Scientists imagine such a change in weather on human population would be ______.
A．terrified
B．surprised
C．horrible
D．frightened
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更多“Scientists imagine such a chan…”相关的问题
A.suggests
B.refers
C.means
D.indicates
A.the earth’s surface
B.the surface of earth
C.the earth surface
D.the surface of the earth
A、come out
B、come up for
C、come into
D、come up with
Scientists will have to___new approaches of increasing the world’s power supply.
A.put up with
B.catch up with
C.stand up for
D.come up with
A.Baidu
B.Microsoft
C.AT&T's Bell Labs
D.Yahoo
What's the main idea of this passage？
A．The development of electronic computer.
B．How to operate a computer？
C．What's the use of computers？
D．What do the scientists and technicians do about computers？
The author imply that ______.
A．The US's Monsanto agreed with the results of Chinese scientists study
B．GM cotton is an ideal crop
C．The US's Monsanto dismissed the research for its own profit
D．Cotton bollworm has no resistance to Bt cotton over time
Which of the following is true of Livingston？ ______
A．He thinks he has discovered a new possibility in the link between sun spots and the weather on the Earth.
B．He has great doubts about the theory that the sun's frequent changes have an influence on the Earth's climate.
C．He has been recently informed by other scientists of the possibility that more sun spots will appear.
D．He does not think the causes of the sun spots will be fully revealed by scientists in the near future.
A．to let them see the world around
B．to share the children's curiosity
C．to explain difficult phrases about science
D．to supply the children with lab equipment
Why did the scientists at the University of California make the experiment？
A．To help children in hospital recover from their illness.
B．To look for the evidence of laughter's power in women patients.
C．To test the effect of laughter on children who were seriously ill.
D．To see whether laughter could replace some active exercises.
What was the main finding of the study？
A．The warming of the world's oceans is not a threat.
B．That not enough is being done about global warming.
C．There is a puzzling gap between the model and observations.
D．Ocean waters have warmed faster than scientists had previously thought.
