A．Food is no longer a basic need for us, while it was for primitive people.
B．We eat a wide variety of food.
C．We no longer eat fruit that primitive people ever ate.
D．We eat more food than primitive people do.

A．It’ s not a bad sizable room for the couple.
B．The first thing they ought to do is just decide where the bed’s going.
C．The man needs lots of light.
D．There in the middle of the room is the fireplace.