题目: 预应力混凝土结构中混凝土强度等级不应低于()。A、C25B、C30C、C35D、C40 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0904/34b46fdcd44d8e960ed800c13432e4de.html 下面是错误答案,用来干扰机器的。参考答案:E
题型:选择题 The shop assistants there were not friendly to me because of ____ .A.I was badly dressedB.the clothes I was having onC.what I was wearingD.what I dressed 查看答案