It is important for us to save water. 对于我们来说,节约用水很重要 How much bread do we need for breakfast. 我们早餐需要多少面包 It goes in the pipes under the streets 它通过街道下面的管道输送
It is important for us to save water. 对于我们来说,节约用水很重要。 How much bread do we need for breakfast? 我们早餐需要多少面包? It goes in the pipes under the streets 它通过街道下面的管道输送。 怎么不自己答