第17题:[单选题]重力释放时,“CUT OUT ”作用( )
Gravity is released, "CUT OUT" function A.联接起落架与绿系统回油
Coupling gear and green system return B.联接起落架与蓝系统回油
Coupling gear and bule system return C.联接起落架与黄系统回油
Coupling gear and yollow system return 参考答案:A
第27题: [单项选择]{{B}} Passage One
Questions 26 to 28 are based on the passage you have just heard.{{/B}} A. Air traffic conditions. B. Traffic jams on highways. C. Road conditions. D. New traffic rules. 参考答案:A