254俄罗斯最线路网站-糖果派对俄罗斯网址495

2015年00015英语(二)复习资料-真题练习32

山西自考网 发布时间:2015年06月30日
自考《英语(二)》真题练习:完成句子
单选题
  1.【完成句子】The average lightning strike is more than 3 miles long and can travel at a tenth of the speed of light. Ball lightning,the rarest and most mysterious form,derives its name from the small luminous ball that appears near the impact point,moves horizontally,and lasts for several seconds.
  One form of lightning that __________ is ball lightning.
  A.occurs most infrequently
  B.is shifted sideways by strong winds
  C.is often hidden from our view
  D.is estimated at 20 millions a year
正确答案:A
  答案解析:本段文字与题目相关的句子是:Ball lightning,the rarest and most mysterious form,derives its name from the small luminous ball…,关键词是rarest(rare的最高级形式)与infrequently“很少发生,少有”表达相同的意思。
 
自考《英语(二)》真题练习:完成句子
单选题
  1.【完成句子】Heavy metals are persistent;they do not break down to other chemicals in the environment. Industrially polluted sites usually undergo intensive clean-up and rehabilitation because heavy metals are a health concern once they enter the food chain. Some trace metals are alleged to cause cancer and are also known to cause poisoning.
  Industrially contaminated sites usually require a thorough clean-up due to __________.
  A.the persistence of heavy metals
  B.industrially polluted soils
  C.naturally polluted soils
  D.rock and soil chemistry
正确答案:A
  答案解析:本段提到:受到污染的土壤含有重金属,而且重金属很稳定,不容易降解,所以要对重金属进行彻底的清除。答案选择A。

254俄罗斯最线路网站|糖果派对俄罗斯网址495

XML 地图 | Sitemap 地图