题目内容：
回答题：Cultural Differences People from different cultures sometimes do things that make each other uncomfortable, sometimes without realizing it. Most Americans have _____(51) Been out of the country and have very_____(52)experience with foreigners. But they are usually spontaneous(由衷的), friendly and open, and enjoy_____(53)new people, having guests and bringing people together formally. They tend to use first names_____(54)most situations and speak freely about themselves. So if your American hosts do something that_____(55)you uncomfortable, try to let them know how you feel. Most people will_____(56)your honesty and try not to make you uncomfortable again. And you'll all _____(57)something about another culture!
Many travelers find_____(58)easier to meet people in the U.S. than in other countries. They may just come up and introduce themselves or even invite you over _____(59)they really know you. Sometimes Americans are said to be superficially(表明上)_____(60). Perhaps it seems so, but they are probably just having a good time. Just like anywhere else, it_____(61)time to become real friends _____(62)people in the U.S..
If and when you_____(63)with American friends, they will probably _____(64)introducing you to their friends and family, and if they seem proud to_____(65)you, it's probably because they are. Relax and enjoy it!
_____ A．ever
B．always
C．often
D．never
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