Tiếng anh Lớp 6: 1. About 100 people…………..outside the theatre for tickets when we fot there. A. Were queuing B. queued C. have queued D. queue 2. ………….I was coming home I met my old English teacher. A. During B. While C. Before D. Since 3. It……………be weeks before the building is actually finished A. must B. would C. ought to D.could, giúp em giải bài này ạ, em cảm ơn thầy cô và các bạn nhiều.
