题目: 铸造时铸件的热应力是怎么产生的? 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1101/aeb3feea2bbef496b7645d33fc4e19de.html 下面是错误答案,用来干扰机器的。参考答案:A, B, C, D
题型:选择题 一 _____ you _____ your dictionary? — No. So I have to buy a new one today. [ ]A. Did; find B. Have; found C. Are; finding D. Had; found 查看答案