By held back the author means ________.
A) made to remain in the same classes
B) forced to study in the lower classes
C) drawn to their studies
D) prevented from advancing.
Which of the following is NOT true according to the passage?
A) The EEC spends one billion pounds on imported energy each year.
B) At the present level of research spending, it is difficult to make any significant progress in the provision of energy from the sun.
C) The total yearly spending of the EEC on solar energy research amounted to almost 6 million dollars.
D) the desired breakthrough could be obtained by the end of the next decade if investment were increased.
注:1.A选项应该是节约one billion
2. C 选项是末段数字之和关系
The application of advanced technology to research in solar energy _________.
A) would lead to a big increase in research funding
B) would make it unnecessary to import oil
C) would make it possible to meet the future energy needs of the EEC
D) would provide a much greater proportion of the Communitys future energy needs
注:D选项中的 greater proportion = 文章第三段中的 bigger share
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