单选题 Manufacturing is Canada's most important economic activity. It ______ more than half the value of all Canadian production.
A. accounts for B. amounts to
C. takes up D. turns out

【正确答案】 A

【答案解析】account for“说明(原因)；(数量上)占(多大比例，百分比等)”。如：The hilly area accounts for one third of the county's cultivated land.“丘陵地占该县耕地面积的三分之一。”take up“占(空间、时间)”；turn out“生产；结果是(to be)”；amount to“相当于；合计”。manufacturing amounts to...在语义上不合适。