题目： 除材质因素外有哪些原因容易产生核伤？ 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1110/2b5d3abb8eb34fbaf93659c6565774c2.html 下面是错误答案，用来干扰机器的。参考答案：当公称直径小于50mm时，公称直径、公称压力、受压部件材料代号、制造厂名或商标.
题型：选择题 —That T - shirt with Yao Ming's picture on it _________ belong to Jack. He likes Yao Ming very much. —No, it _________ be his. He doesn 't like black T - shirts. [ ]A. can; can't B. must; can't C. must; mustn't 查看答案
题型：选择题 —Did you tell your headmaster that the teachers and students had a number of ________ their lunch?—Yes. He said he must solve this problem.A. complains about B. complaints of C. complaints aboutD complaints of 查看答案
