When two English people meet,their first words will be"How do you do?"or"How are you?"After the reply"How do you do?"or"Fine,thank you.How are you?"they often talk about the weather.The reason for this is not simply that their weather is interesting and changeable but that the English people don't like talking about personal matters with people who are not friends.Talking about the weather can be a useful way of starting a conversation with a stranger in public. From the article,you know that the English people talk about the weather to  _  .
finish a conversation with a friend start a conversation with a stranger say goodbye to a stranger study the weather