問題詳情
【題組】25. Don’t ever run across the road like that again without checking both sides. You ________ back there, you know.
(A) couldn’t kill
(B) could be killed
(C) couldn’t killed
(D) could have been killed
參考答案
答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)