填空题

(尽管科学已做出巨大努力) __________________in making food more fit to eat, it has, at the same time, made many foods unfit to eat.

【参考答案】

Although science has made great efforts

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contribute to the final decision on the part of the interviewer

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Those universities were established either by __________________ (潜心学习的学生团体), as in Italy, or by teachers wanting to teach, as in France.