三言
两语
1. It is high time for us to take measures to prevent the earth from getting warmer.
2. It is a shame that students leave the water running without turning off the tap after washing.
3. A week before Earth Day, posters were put up around our school, calling upon us to join in the actions for a greener earth.
1. 水资源已经被污染得如此严重，以至于一些水不适合饮用或使用。
Water resources have become so_badly_polluted_that some of the water is unfit to drink or use.
2. 我们在循环利用方面做得如此好以至于我们被邀请给我们学校的所有学生分享我们的想法与经验。
We did so_well_in_recycling_that we were invited to share our idea and experience with all the students of our school.
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