单项选择题
W: Will you please return these books to Bob when you see him M: Of course, I’ll see him in class this afternoon.
A. Return some books. B. Read Bob’s books. C. Go home. D. Leave class early.
A. after B. since C. as D. until
A. the strict control of information B. the rapid technological advances C. the complete isolation of the poor D. the existence of mainstream society