It is the summer vacation now, and we are actively contributing to the infrastructure development of this city, adding bricks and mortar to its growth. Of course, that's just figurative language; in plain terms, it means doing manual labor.,Wang Ming didn't take any, but there was still one walnut left. This was because he had accidentally picked it up on the ground when he finished work yesterday. In Wang Ming's mind, picking something up and taking it were two different concepts. At this time, he naturally wouldn't let it go. He picked it up and left.,On the second day, in a inconspicuous corner of newspaper in city A, there was such a small news item.。