和谐英语

六级真题词汇强化练习(3)

2007-10-19来源:
46. We shall probably never be able to_________ the exact nature of these sub-atomic particles.   A) assert

  B) impart

  C) ascertain

  D) notify

  46.【译】可能我们永远无法准确地弄清楚这些亚原子的实质。

  【解析】正确选项为C ),属于动词辨析题。

  选项C ) ascertain意为“发现;查明”,如:We must ascertain the usual customs of the local people and arrange according.(我们必须了解当地人民的风俗习惯,作做出相应安排。)

  选项A ) assert意为“断言”;

  选项B ) impart意为“告之,透露”;

  选项D ) notify意为“通知,报告”。

  47. All the people in the stadium cheered up when they saw hundreds of colourful balloons slowly _________ into the sky.

  A) ascending

  B) elevating

  C) escalating

  D) lingering