It is strongly suggested that measuresfactories to pour waste into rivers by the governme

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A. be taken to prevent
(答案→)B. be taken to forbid
C. are taken to prevent
D. are taken to forbid
解析：
这题考查虚拟语气的用法，It’s suggested that。。。，句型中，要用（should） +动词原形，虚拟语气。句意是：有人强烈建议政府要采取措施阻止工厂把废物投入到河里。选B。