When we came , the film____[begin] a quarter minutes before
2 câu trả lời
When we came , the film was beginning a quarter minutes before -> thì quá khứ tiếp diễn mà the film là số ít nên dùng was
When we came , the film was beginning a quarter minutes before -> thì quá khứ tiếp diễn mà the film là số ít nên dùng was
