第18题: [单项选择]自动加油时,大翼油箱的内侧油箱() A. 当外侧油箱加满时,通过溢流方式流入内油箱 B. 当内侧油箱加满时,通过溢流方式流入外侧油箱 C. 需要通过倒油,把外侧油箱的油倒入内侧油箱 参考答案:A
第19题: [单项选择]The "Spanish flu" was the worst plague in history because ______. A. it led to a terrible loss of human life B. it was the earliest kind of flu C. it broke out after World War One D. it infected many animals as well 参考答案:A 答案解析:细节题。
[定位] 题干中出现的关键词Spanish flu 带引号并且大写,可以据此很快定位到第二段。
[解析] A) 是对原文第二段Spanish flu 后killing up to 40