John and his boss ………….. about something when I ……...

Câu hỏi: John and his boss ………….. about something when I ……………. into the room.

A were arguing / walk  

B were arguing / was walking

C argued / was walking     

D were arguing / walked

Câu hỏi trên thuộc đề trắc nghiệm

- Đề 1 - HKI - tiếng Anh 11 (có lời giải chi tiết)