Hello! Hi!Say hello to our friends.（跟我们的朋友们问好吧）Hello, Harry!HarrySay hello to our friends.（跟我们的朋友们问好吧）Hi!, Tom!Say hello to our friends.（跟我们的朋友们问好吧）Hello, Jerry!Say hello to our friends.（跟我们的朋友们问好吧） Hi,Michael Jordan !Lets learn: three time sectionsmorningafternoon eveningmorningafternoonevening7:00 am19:0015:00When you meet your friend in, you can sayWhen you meet your friend in, you can sayGood morningGood afternoonGood evening正式客气的场合打招呼语 / 问候语.用原句回答，也可用Hello/Hi.熟人问候时，其后可接 “ ,人名”hello / hi非正式场
