阅读理解 Introduction：Speaking English is not only about using proper grammar．To use English correctly，you need to understand the culture in which it is spoken．Here are a number of important tips(告诫) to remember when speaking English in the USA．
General Points to Remember：
Most Americans only speak English：While it is true that more and more Americans speak Spanish，most Americans only speak English．
Americans have difficulties understanding foreign accents(口音)：Many Americans are not used to foreign accents．
Conversation Tips：
Speak about location．
Talk about work：Americans commonly ask “what do you do? “It's not thought impolite(as in some countries) and is a popular topic to discuss between strangers．
Talk about sports．
Addressing People:
Use last names with people you do not know．Always use“Ms”when addressing women．Many Americans prefer first names．
Americans prefer informal：In general，Americans prefer informal greetings and using first names or nicknames when speaking with workmates and friends．
Public Behavior：
Always shake hands．
Look your partner in the eyes．
Don't hold hands：Same sex friends do not usually hold hands or put their arms around each other in public in the USA．
Smoking is out! Smoking，even in public places，is strongly disagreed by most modern Americans．
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