4. It is rude to make small talk with someone who's delivering your mail.
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5. Sport is not usually a "safe" topic for small talk.
A. 对
B. 错
6. When making small talk, complimenting someone's clothes or hairstyle is usually acceptable.
A. 对
B. 错
7. Divisive topics like politics are usually considered unsuitable for small talk.
A. 对
B. 错
8. It is common to talk about the weather while sharing an elevator.
A. 对
B. 错