公共英语五级
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A.In all countries in the worl
B.In only a few countrie
C.In most countrie
D.Mainly in developed countrie
A.There has been a slower population growth in the past ten year
B.The world's birth rate is higher than ten years ag
C.Families are as large as befor
D.Birth control has been carried out well all over the worl
A.Because more and more children will be given birt
B.Because they will earn more mone
C.Because they will have higher living standard
D.Because the number of retired people will become even large
