Section B
Directions: This section is to test your ability to understand short dialogues. There are 5 recorded dialogues in it. After each dialogue, there is a recorded question. The dialogues and questions will be spoken two times. When you hear a question, you should decide on the correct answer from the 4 choices marked A, B, C and D.
听力原文:W:What does Jack do for a living?
M:He sells vegetables and fruits in his store.
Q:Who is Jack?
(6)
A.A farmer.
B.A worker.
C.A salesman.
D.A grocer.
第4题
电脱水器长时间停运,打开电脱水器()阀门,关闭电脱水器进出油阀门。
A.旁通
B.排污
C.置换
D.放空
第6题
打开电脱水器顶部(),向脱水器内进净化油或含水油,进油时要慢。
A.小放气阀
B.大放气阀
C.出口阀
D.置换阀
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