题目内容：
Directions：There are 2 passages in this section．Each passage is followed by some questions or unfinished statements．For each of them there are four choices marked[A]，[B]，[C]and[D]．You should decide on the best choice and mark the corresponding letter on Answer Sheet 2 with a single line through the center． Questionsare based on the following passage.
注意：此部分试题请在答题卡2上作答。
What CANNOT be inferred from the first paragraph?
[A]Scientific experiments in the past three hundred years have produced many valuable items．
[B]For three hundred years there have been people holding a hostile attitude toward science．
[C]Modem civilization depends on science so man supports scientific progress unanimously．
[D]Some people think three hundred years is not long enough to set back for critical appraisal of scientific method．
参考答案：
答案解析：