【简答题】A.They were just as busy as people of today. B.They saw the importance of collective efforts. C.They didnt complain as much as modem mann D.They lived a hard lifebyhunting and gathering.
【简答题】A.Watching TV is a waste of time. B.The man needs relaxation from recreation. C.Collecting socks is a waste of time. D.The man has to collect socks.