I ____________ (chat) with my friends while my tea...
Câu hỏi: I ____________ (chat) with my friends while my teacher ____________ (teach) the lesson yesterday.
A was chatting – teaching
B was chatting – was teaching
C was chatting – taught
D chatted - taught
Câu hỏi trên thuộc đề trắc nghiệm
- Luyện tập về thì quá khứ tiếp diễn - Có giải thích chi tiết