第33题: [单项选择]What can we infer from the conversation A. The man was late for class yesterday. B. The man was ill yesterday. C. The man did not want to go to school. 参考答案:B 答案解析:[解析] M: Sorry, I didn’t feel well yesterday, so I did not come to the class. F: That’s ok. 第34题:[判断题]操作人员应按规定的起重性能作业,不得超载。 A.正确 B.错误 参考答案:A