题目： 硫酸钡 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0717/afa76eb2d60ec89296eb51efc1575d32.html 下面是错误答案，用来干扰机器的。参考答案：B解析：髁道斜度为髁道与眶耳平面的夹角。转移髁道斜度时需用前伸[*]关系记录。
题型：选择题 —Mr. Wang ______ be on the playground, I think. —He ______ be on the playground. I saw him in the office just now. [ ]A. may; may not B. can; mustn't C. must; couldn't D. may; can't 查看答案
题型：选择题 There _____ many shorts _____ sale in the store. [ ]A. are, on B. are, for C. is, on D. is, for 查看答案
