It was________that I read in your February issue the letter to the editor written by Prof.Johnson.[ ]

下列诗句中对仗最工整的一项是（ ）（3分）

He had a wonderful childhood, _____ with his mother to all corners of the world. [ ]

It doesn’t _____ to set off fireworks on holidays since the smog(雾霾) is so severe at present.

Don’t keep water running when you wash hands.– .