Điền 1 mệnh đề quan hệ WHO, WHICH hoặc WHOSE vào chỗ trống trong những câu sau 1. He arrived with a friend _____ waited outside in the car. 2. The man ____ mobile was ringing did not know what to do. 3. The car _____ the robbers escaped in was a BMW 4. The woman _____ daughter was crying tried to calm her down. 5. The postman _____ works in the village is very old. 6. The family ______ car wash stolen last week is the Smiths. 7. The cowboy ______ is wearing a red shirt looks very funny. 8. A bus is a big car _____ carries lots of people.