补全对话（每空一词）（选做题）
1. A: Hi, Wei Fang.  
B:_________________, Helen.
2. A:___________, Cindy.
B: Hello, Li Ying.
3. A: Good evening, Frank!
B: Good ___________, Eric!
4. A:____________ afternoon, Dale!
B: Good afternoon, Alice!
5. A: Hi, Bob! Good morning!
B: Hi, Grace! Good ____________!