题目

Can you lend me the book _____ the other day? A. about which you talked       B. which you talked C. about that you talked         D. that you talked 答案：A 解析: 略一平底锅中，每次只能放2张饼。一张饼要烙两面，烙熟一面需要2分钟。烙熟3张饼至少要花（    ）分钟，烙熟7张饼至少要花（    ）分钟。