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.,At this time, Wang Ming naturally wouldn't let him off. He bit down hard, trying to break the shell.,Wang Ming didn't learn anything else at the orphanage, but he learned how to eat really fast. As for why he learned this, I'm afraid everyone would be wondering too.。