試卷名稱:99年 - 2010 iGeo_MMT國際地理奧林匹亞競賽_地理#81779
年份:99年
科目:奧林匹亞地理
6. The USA has 7 million people with the same characteristic as that shown in this graph of some African countries. The graph shows:
(A)criminality
(B)illiteracy
(C)agricultural workers
(D)infant mortality
