题干

We should keep it in mind that beneath our feet ______ that our life depends on for food and clothing.
A.lies the earthB.lying the earthC.does the earth lieD.the earth is lying
上一题 下一题 0.64难度 单项选择 更新时间:2012-12-24 09:59:08

答案(点此获取答案解析)