题目

His father has worked in this factory _____ he came here in 1980 A.since                   B.for                   C.when                   答案：A浙江省的陆地面积只占全国总面积（960万平方千米） 的1.06%，基本上为“七山一水二分田”，请你算一算浙江省的田的面积是多少？