17. The passengers were asked to remain ______ during the delay.
(A) calm
(B) safe
(C) close
(D) late

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統計: A(31), B(2), C(4), D(4), E(0) #3492425

詳解 (共 2 筆)

#6572532
題目翻譯: 乘客被要求在延誤期間保持_...
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#6567050
17. The passengers ...
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