题目

What do we know about Mrs. William?A.She is in her thirties. B.She had her daughter at the age of 25.C.She looks younger than she is. 答案：【答案】C【解析】【原文】W: Do you know that Mrs. William is already 45?M: Really? I can’t believe it. She seems like a young lady who is in her thirties.W: You will be more surprised when you see her 25-year-old daughter.15．某车间每天能生产甲种零件120个，或者乙种零件100个．甲、乙两种零件分别取2个、1个才能配成一套，要在80天内生产最多的成套产品，问：甲、乙两种零件各应生产多少天？