－What’sthematterwithTim?Helooksupset. －Oh,hiscellphone...

问题详情：

 －What’s the matter with Tim? He looks upset.

 －Oh, his cell phone was left in a taxi accidentally, never _______ again.

    A. to find        B. being found              C. finding                     D. to be found

【回答】

D

知识点：非谓语动词

题型：选择题