题目

The world is now using 10 ton as m_1_ water as it did 100 years ago.
Scientists say that by 2020 water shortage（短缺）will be a serious world p_2_.Clean water is precious（珍贵的）and it's time for all of us to learn to s_3_ it!People use more water in the b_4_ than any other place in the home.Turn o_5_ the water when you brush your brush your teeth.Keep your showers s_6_.This way you will save tons of of liters of water a year,and reduce your w_7_ bill.

提问时间：2021-03-11

答案

1.much
2.problem
3.save
4.basin 盆 没有把握
5.off
6.shut
7.waste
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