We can save water __ the taps when we don't use it.A.by not turni_英语解答

We can save water __ the taps when we don't use it.
A.by not turning off
B.by turning off
C.by not turn off
D.by turn off

人气：381 ℃　时间：2019-12-20 03:01:59

解答

B by doing sth 通过……方法不用的时候关紧水龙头可以节约水