A. in the future B. noxious C. demands D. intensified Phrases: A. Water problems【T13】______will become more intense and more co

admin2019-03-03  49

问题 A. in the future B. noxious C. demands D. intensified
Phrases:
A. Water problems【T13】______will become more intense and more complex
B. and many of these will contain chemicals which are【T14】______
C. On the other hand, increasing【T15】______for water will decrease substantially the amount of water available for diluting wastes
D. agriculture will have to be【T16】______
    【T17】______Our increasing population will tremendously increase urban wastes, primarily sewage.【T18】______Rapidly expanding industries which involve more and more complex chemical processes will produce larger volumes of liquid wastes,【T19】______To feed our rapidly expanding population,【T20】______This will involve ever-increasing quantities of agricultural chemicals.
【T16】

选项 A、 
B、 
C、 
D、 

答案D

解析 intensifled在这里作“加强”讲,意思是农业必须被加强,被动语态用过去分词,故选D。
转载请注明原文地址:https://kaotiyun.com/show/ezGi777K
0

最新回复(0)