题目内容
根据汉语补全句子
________ (假如发生火灾), ring the alarm bell.
In case of fire
Kong Fansen ________(给我们树立了榜样) in selflessly working for people.
Three hours has passed before I can realize it. I have to say ________ (再见) to all my friends.
Don't deny him. ________ (毕竟) he is your father.