Group work. Look at the following expressions. Which ones do you use : when you arrive somewhere when you leave 小组讨论,四人一组将下列表达方式归类。用数字1表示你刚到达某处与人打招呼用语,用数字2表示离开某处与人告别用语。 Hi! Good moring! Good night! See you soon Bye Goodbye! Have a safe journey! How are you? Hello!