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.,Of course, this was just a small song Wang Ming sang on his way home from work. Wang Ming didn't take it seriously and continued walking through the still-hot evening sun towards a famous slum in Xi District of City A.,Wang Ming must have his reasons for saying that. This landlord not only has dozens of houses like the one Wang Ming envies, but also a fast-food restaurant.。