Ladies and gentlemen, our plane is flying smoothly now. The duty-free sales will soon begin. Please【B1】______your list of purcha

Ladies and gentlemen, our plane is flying smoothly now. The duty-free sales will soon begin. Please(20)prepare your list of purchases. In your seat pocket, you can find the Shopping on Board magazine. All prices are listed both in the local currency(货币)and in US dollars. And you can pay(21)by cash or by using a credit card. We accept(22)most major credit cards. Frequent passengers win points(23)on all sales on board. There are some excellent bargains and there are several items specially designed for our(24)airline. Thank you!