题目

In the new century, we still should _____ primary importance to the development of economy.   A.perform        B. attack        C.seek            D. attach 答案：D对某地(30°E、20°N)的正确描述是A.一年中有两次直射现象B.有极昼极夜现象，但时间不长C.四季变化明显，3 4 5 月为春季D.属于温带地区，得到热量较少