2. 考研
  3. A. decrease B. liquid C. are used Phrases: A. The first relates to the treatment of wastes to【T7】______their pollution hazard B

A. decrease B. liquid C. are used Phrases: A. The first relates to the treatment of wastes to【T7】______their pollution hazard B

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问题 A. decrease B. liquid C. are used
Phrases:
A. The first relates to the treatment of wastes to【T7】______their pollution hazard
B. Effluents from sewage disposal plants【T8】______in some areas
C. "prior to" disposal and the treatment of【T9】______wastes
    There are two ways by which the pollution problem can be dwindled.【T10】______This involves the processing of solid wastes【T11】______, or effluents, to permit the reuse of the water or minimize pollution upon final disposal.
    A second approach is to develop an economical use for all or a part of the wastes. Farm manure is spread in fields as a nutrient or organic supplement.【T12】______both for irrigation and for the nutrients contained.
【T9】
选项 A、 
B、 
C、 
答案B
解析 根据句意可知，在处理固体垃圾之前，先得处理一种垃圾，自然可以设想是“液体”垃圾，只有liquid有液体的意思，故选B。
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