Engaging in leisure-time activities with others helps us to meet our social needs while at the same time distracting (转移……注意力) us from our worries and troubles.

A．rubbish is a potential remedy for the shortage of raw materials
B．local governments in the U.S. can expect big profits from recycling
C．recycling is to be recommended both economically and environmentally
D．landfills will still be widely used for waste disposal