2005年6月六级英语考试模拟试题（四）

      century .A. thought that they knew a great deal and could solve most

      problems of science B. were afraid of facing up to the realities of

      scientific research C. knew that they were ignorant and wanted to know

      more about natureD. did more harm than good in promoting man's

      understanding of nature

      23. Which of the following statements is NOT true of scientists in earlier

      times? A. They invented false theories to explain things they didn't