问题
单项选择题
驱气，是指向货油舱充入（），驱赶（）的过程。
A.货气.空气
B.惰气.空气
C.惰气.货气
D.空气.惰气
答案
参考答案：C
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驱气，是指向货油舱充入（），驱赶（）的过程。
A.货气.空气
B.惰气.空气
C.惰气.货气
D.空气.惰气
参考答案：C
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| I'm a boy from a poor (贫穷的) family. I 1 . in a very small school. There is only one 2 . in our school. We study in this house. There are many 3 . in our school. We are from eight years old 4 . twelve years old. We also 5 . only one teacher. She is 6 . and slim. Every day she teaches(教) 7 . to read and write. She is funny. We all 8 . her very much. Our school begins at 7:00a.m. From Monday to Friday, all of us 9 . to school. We love 10 . football with Miss Wang after class. | ||||
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