题目

As we all know, the problems of environmental pollution facing us today are far from ____. A. solving      B. being solved   C. having solved     D. solved 答案：B 解析: far from意为“远远不，完全不”，后跟形容词或动词的-ing形式。因为solve与主语之间是被动关系，因此用被动语态。句意为：众所周知，我们今天面临的环境污染问题还远远没有得到解决。

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