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.,Originally, yesterday's fellow worker, Mr. Wang (the same one who suffered from heatstroke today), brought a bag of walnuts back from his hometown and distributed them to the workers. Apart from Wang Ming, most workers took a few. Zhou Pi was especially ruthless, taking the entire bag away.,Having said that, he tossed the walnut shells in his hand aside, quickly put on his clothes, and went out.。