第15题:[多选题]同步发电机温升过高的主要原因有( )。 A. 发电机振动 B. 发电机的转动部分与固定部分相摩擦 C.发电机通风散热不良 D. 定子绕组有接地或短路故障 E. 长期过负荷 参考答案:BCDE
第16题: [单项选择]Passage Three Questions 32 to 35 are based on the passage you have just heard. A. The tramp had stolen nothing of value. B. The store had profited by the incident. C. The tramp had a happy Christmas. D. The store was responsible for what happened. 参考答案:B 答案解析:[听力原文] Why didn’t the judge award compensation to the chain store
第22题: [单项选择]《我与地坛》中描写古园中“那些谁也改变不了”的落日余辉,象征() A. “我”倔强心魄 B. 我对这种幽静生活的喜爱和深深的眷恋 C. 儿子对母亲深深的思念 D. 象征多种体验,多种心情 参考答案:A 答案解析:描写古园中“那些谁也改变不了”的落日余辉,雨燕高歌,孩童脚印等等:象征“我”的倔强心魄。