------ I knocked over my coffee cup. It went right over ______ keyboard. ------ You shouldn’t put drinks near _______ computer. A. the; / B. the; a C. the; the D. a; the 答案:C截止2005年6月,世界人口已达64.77亿。下图表示除南极洲外的六大洲人口占世界总人口比例。读图回答问题。 人口增长最快的大洲是 ( ) A.a B.b C.e D.f