甲班和乙班人数相同，甲班的男生数是乙班女生数的3倍，乙班男生数是甲班女生数的4倍 发布时间：2017-06-13 23:49 │ 来源：www.tikuol.com 题型：填空题 问题： 甲班和乙班人数相同，甲班的男生数是乙班女生数的3倍，乙班男生数是甲班女生数的4倍，那么，甲班、乙班的男生数之比是______．
题型：填空题 The place _____ the bridge is supposed to be built should be _____ the cross-river traffic is the heaviest.A. which; where B. at which; which C. at which; where D. which; in which 查看答案