二、文法測驗【請在下列各題中選出最適當的答案】9. ______ sad and hopeless, the old man walked on the streets without paying
問題詳情
二、文法測驗【請在下列各題中選出最適當的答案】9. ______ sad and hopeless, the old man walked on the streets without paying attention to the traffic. (A) Look (B) Looked (C) Looking (D) Have looked