52. According to the author, small talk is often used ____________.
　　[ A ] to invade other' s private affairs
　　[ B ] to share a secret between intimate friends
　　[ C ] to open and maintain channels of communication
　　[ D ] to protect one' s own privacy

　　53. According to the author, topics of small talk may include comments on________.
　　[ A ] some political issues
　　[ B ] one' s physical condition
　　[ C ] other' s ways of dress
　　[ D ] the traffic jam

　　54. Why is small talk described as “non-threatening talk in a threatening situation”?
　　[ A] It is used by people to encourage those who are confronted with danger.
　　[ B ] It is used to show that one is enthusiastic and hospitable.
　　[ C ] It is used to create a more friendly atmosphere and to avoid embarrassment.
　　[ D ] It is used by people to protect others in the threatening situation.

　　55. According to the author, at a big party, small talk is used with the purpose of_______.
　　[ A ] making both others and yourself feel at ease
　　[ B ] excluding those you don't like from joining you
　　[ C ] keeping your voice low so only your friends can hear you
　　[ D ] comforting those who feel lonely