第6题: [单项选择]What will happen in 2030 according to the passage() A. The world will need 60% more food. B. The world will need 60% more fresh water. C. The world’s population will increase 17%. D. Fresh water will be in short supply in many countries. 参考答案:A 答案解析:
第36题: [单项选择]以下视网膜变性易造成视网膜脱离的有() A. 铺路石样变性 B. 蜗牛迹样变性 C. 格子样变性 D. 压迫变白 E. 鹅卵石样变性 参考答案:C 答案解析:格子样变性和视网膜裂孔易导致视网膜脱离。蜗牛迹样变性、铺路石样变性、压迫变白、鹅卵石样变性都是不易造成视网膜脱离的变性。