大学英语口语考试对话内容编写，下面有6个话题，根据提示编写4个人的英语对话。话题提示见问题补充。

大学英语口语考试对话内容编写，下面有6个话题，根据提示编写4个人的英语对话。话题提示见问题补充。
Situation 7: In a restaurant
A is a waiter/waitress. B and C are tourists. B and C are visiting the city for the first time and would like to have some special food of the city. A gives some helpful suggestions.
Situation 8: In a car exhibition
A, B and C are classmates. They talk about the change of city people’s commuting（交通）habits over the years and predict future trends. (e.g. bike, public transportation, private car, hybrid car, etc.)
Situation 9: In the dormitory
A, B and C are roommates. They are busy preparing for an important exam. They feel stressed. A suggests they should have a break. And they start to talk about ways to reduce stress.
Situation 10: In an English corner
A, B and C are meeting each other for the first time in English corner. They chat about their study, and someone suggests each thinks of a strange event or story they have heard of to liven things up (活跃气氛).
Situation 11: Walking on the university road
A, B and C are close friends. A shares the secret of crushing on (暗恋) someone, B and C are concerned and ask about A’s feelings/plan. They also mention the trend of girl-boy relationship on campus.
Situation 12: In the dormitory
A, B and C are roommates. They are starting a conversation to talk about their favorite holidays.
注意：问题提示中本来有3个角色（A,B,C),现在要改编成4个人地对话。也可以只写其中一或几个话题