题目

I feel my stomach terrible. I think I ate _____ at lunch time.  A. something bad   B. something good   C. bad something   D. good something 答案：A下列关于经纬线的说法，正确的是（ ）A.经线指示东西方向B.纬线相交于南北两极C.纬度越高、纬线越长D.两条相对的经线构成一个圆圈