第37题: [多项选择]液氧泵那些情况下会处于惰转状态()。 A. 出于保护设备的考虑,联锁液体泵惰转,比如主冷液位低到一定程度 B. 运行泵运行,备泵惰转处于冷备状态 C. 液氧泵加温时 参考答案:A, B
第38题: [单项选择]Passage One Questions 26 to 29 are based on the passage you have just heard.A. By his grandparents. B. By an old woman slave. C. By his master. D. By parents of other children. 参考答案:B 答案解析:[解析] 29. By whom was the speaker most probably raised