If it were only necessary to decide whether to teach elementary science to everyc ne on a mass basis or to find the gifted few a

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问题     If it were only necessary to decide whether to teach elementary science to everyc ne on a mass basis or to find the gifted few and take them as far as they can go, our task would be fairly simple. The public school system, however, has no such【1】,【2】the jobs must be carried【3】at the same time. Because we depend so【4】upon science and tech-nology for our【5】, we must produce specialists in many fields.【6】we live in a【7】nation, whose citizens make the policies for the nation, large numbers of us must be educated to understand, to uphold, and【8】necessary, to judge the work of【9】The public school must educate both producers and【10】of scientific services.
    In education, there should be a good balance【11】the branches of【12】that contribute to effective thinking and【13】judgment. Such balance is defeated by【14】much emphasis on any one field. This【15】of balance involves not only the【16】of the natural sciences, the social sciences and the arts but also relative emphasis among the natural sciences themselves.
    【17】, we must have a balance between current and【18】knowledge. The attention of the public is continually drawn to new【19】in scientific fields and the discovery of new knowledge; these should not be allowed to turn our attention away from the sound, established materials that form the basis of【20】for beginners.

选项 A、substantially
B、heavily
C、equally
D、misleadingly

答案B

解析 选项B表示“大量地”。根据原文意思:“因为为了我们的发展,我们大量地依靠科学和技术,所以必须培养出许多领域里的专家。”所以选择“heavily”。而选项A“substantially实际上;大体上;实质上”,选项C“equally相等地;同样地”,选项D“misleadingly误解地”均不符合题意。
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