Complete the following dialogues by translating Chinese into English A: What do you do while1. ___________________ ( 上网 ) ? B: Well, finding out the latest news, 2._____________________ ( 与朋友聊天 ), playing games and things like that. A: Have you ever bought anything this way ? B: No. never. I don't 3._________________ ( 想要买东西 ) that way. A: Why ? Isn't it 4._____________ ( 方便的 ) for you to shop without moving to a store like this ? B: 5._________________ ( 网上购物 ) sounds easy and convenient. But it presents many problems. A: Would you say more details? B: It's not safe to reveal some information of the 6.____________ ( 信用卡 ) to a stranger. A: Yeah. Some criminals sometimes 7.___________________ ( 利用网络 ). B: Also the quality of the goods is not guaranteed, as we must pay first.