Water is very valuable(珍贵的)for us. Therefore, it's our duty to save water. We should     to save water.

①drink less water every day ②take a short shower instead of a bath ③turn off the water when we brush our teeth ④reuse some water to do something else ⑤try not to use water to wash our faces

A、②③⑤

B、②③④

C、①③④