問題詳情
4. Authorities say a 22-year-old college student struck and killed by a train_______ earbuds and looking down at his phone when he walked onto the trackson California’s Central Coast.
(A) may have been wearing
(B) may be wearing
(C) may have worn
(D) may wear
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增