我们没有采取足够的措施来保护环境免受污染。

We're not doing enough to protect ___the ___environment from pollution.

新道路可能对环境造成损害。

The new road may cause damage to ___the ___environment.

第一堂课很有趣——我们不得不谈论环境。

The first lesson was enjoyable - we had to talk about ___the ___environment.