Weareallaware_________themanythreats_________theenvironmentandweneedt

We are all aware _________ the many threats _________ the environment and we need to take action to prevent us from the bad consequencesA.of; toB.of; onC.that; toD.that; on

A解析试题分析：句意：我们都知道许多对环境的威胁，我们需要采取行动来阻止我们的不良后果。be aware of .知道; 意识到;many threats to …诸多对……的威胁。如：many threats to economic growth诸多经济增长的威胁。考点: 考查介词搭配的用法。

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