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
        
        
        
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