Cabin crew members are responsible for ensuring the safety and comfort of passengers during flights. To achieve this, they must follow certain rules and regulations. Firstly, they must always wear their uniform and name badge while on duty. Secondly, they must be well-groomed and presentable at all times. Thirdly, they must be knowledgeable about emergency procedures and able to handle any situation that may arise. Fourthly, they must be polite and courteous to passengers, even in difficult situations. Finally, they must follow all instructions given by the captain and other crew members.

1. What is the main responsibility of cabin crew members?
2. What is the first rule that cabin crew members must follow?
3. Why is it important for cabin crew members to be knowledgeable about emergency procedures?
4. How should cabin crew members behave towards passengers?
5. What instructions must cabin crew members follow?