問題詳情
129.The express train had limited time for each stop, so passengers had to quickly get onand off the train to avoid _____ behind.
(A) leave
(B) leaving
(C) to be left
(D) being left
參考答案
答案：D
難度：適中0.406
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用户評論
【hebe0979】評論
The express train had limited time for each stop, so passengers had to quickly get on and off the train to avoid _being left____ behind.被動且avoid+ving