更多"The scientists, (concerned about) t"的相关试题:
[单项选择]The scientists, (concerned about) the potential hazards, demanded (the latest) research finding (made) (publicly).
A. concerned about
B. the latest
C. made
D. publicly
[单项选择]Why are scientists concerned about the population of California sea otters according to the passage
A. It has been growing at too fast a rate.
B. Its growth rate has been steadily decreasing.
C. Its growth rate is not as fast as that of the Alaska sea otters.
D. It has been greatly reduced by oil spills and other forms of pollution.
[单项选择]American scientists are very concerned about the ozone because ______.
[单项选择]The knowledge scientists now possess about human brain differs ______ from the theories of ancient times.
A. greatly
B. largely
C. mainly
D. basically
[简答题]Environmental scientists are concerned that if industrial pollution was to continue without effective measures, the Earth's surface would warm up to a dangerous degree in the next few centuries.需要修改的单词是哪个?修改为什么?
[单项选择]Scientists estimate that about 530,000 other objects, too small to detect with radar, ______ the Earth too.
A. being circled
B. are circling
C. are to be circling
D. are being circled
[单项选择]The author is concerned about
A. the fun for amusement.
B. the spending responsibility.
C. the great family destinations.
D. the cost of the admission ticket.
[单项选择]This passage is mainly concerned about
A. the legality of abortion as a social and legal issue.
B. the historical changes of legislature on abortion.
C. the different restrictions on abortion in various countries.
D. the various attitudes towards induced abortion.
[单项选择]What is the passage mainly concerned about
A. Everyone will have some sort of illness or accident.
B. Accident and health insurance is available to everyone.
C. Insurance is a good protection against accidents and illness.
D. Cancelable insurance policies are better than non-cancelable one.
[单项选择]Why are nutritionists concerned about adding vitamins to olestra
A. It may lead to the over-consumption of vitamins.
B. People may be induced to eat more than is necessary.
C. The function of the intestines may be weakened.
D. It may trigger a new wave of fake food production.
[单项选择]What were the scientists worried about soon after the Gulf War
A. The threat of poisonous desert animals and plants.
B. The exhaustion of energy resources.
C. The destruction of oil wells.
D. The spread of the black powder from the fires.
[单项选择]What did scientists learn about earthquakes at the Rocky Mountain Arsenal
A. They occur at about 4,000 metres below ground level.
B. The injection of water into earthquake faults prevents earthquakes from occurring.
C. They are usually caused by the oil in the faults.
D. Harmful earthquakes earl be possibly prevented by causing small, harmless earthquakes.
[单项选择]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.