A: What are those people doing by the side of the road? B: I don’t know. I suppose they might ________ for a bus.Đoạn văn116/336A: What are those people doing by the side of the road?B: I don’t know. I suppose they might ________ for a bus.Nhập câu trả lời ở đâyXác nhậnGiải thíchbe waiting