a:good afternoon!
b:(good afternoon！ )
a:let's play a game "( heads or tails )"
b:heads or tails? womderful!
a:( heads or tails?
b:it's tails.
a:no,go on their side."(heads or tails )"
b:it's heads.yeah!it's heads. come on our side.
注：heads or tails 是一种游戏，让对方猜是头还是尾~