We can use ____ sides of every piece of apper.
We can use ____ of every piece of paper,especially when we a
英语翻译So how can we save paper We can use both sides of every
use both sides of
We can find trees on both sides of the river
We can write on both sides of it.
sum 的用法The ____ of energy which we use is increasing every y
Instead of using a new lunch bag every day,we can use the sa
we,that is,the two sides of a sheet of paper,how can we sepa
We should use ——sides of paper.Aall B each C neither D both
More money will be saved when we use both sides of paper.这句话
英语翻译We can __ ____ of ___ ____the food every day
If we write words on both sides of p ,we can save a lot