All visitors are waiting outside,Doctor White.______ they co

All visitors are waiting outside,Doctor White.______ they co they are waiting outside the ( )office.A,doctor's B,doctors They all went there和 They were all waiting outside the gate They are waiting -----.A at the doctor B at the doctor's C. They were both waiting outside the gate 填合适的介词：They are waiting for Mrs.White _____the bus stop now. 一道英语题,求正解!Many people are waiting ______ the doctor in the h their chairs are all white. do you know() next,no that's why they are all waiting here f i have a very important c____ to attend.They are all waiting 87 These visitors are from___.They are___and they speak___.A 把The man is a doctor改成复数句They are all**?