People from different cultures sometimes do things that make each other uncomfortable, som

etimes without realizing it. Most Americans【C1】______out of the country and have very【C2】______experience with foreigners. But they are usually spontaneous, friendly and open, and enjoy【C3】______new people, having guests and【C4】______people together formally or informally. They tend to use first names【C5】______most situations and speak freely【C6】______themselves. So if your American hosts do something that【C7】______you uncomfortable, try to let them know how you feel. Most people will【C8】______your honesty and try【C9】______you uncomfortable again. And you'll all【C10】______something about another culture !

Many travelers find【C11】______easier to meet people in the U.S. than in other countries. They may just【C12】______and introduce themselves or even invite you over【C13】______they really know you. Sometimes Americans are said to be【C14】______Perhaps it seems so, but they are probably just【C15】______a good time. Just like【C16】______, it takes time to become real friends【C17】______people in the U. S..

If and when you【C18】______American friends, they will probably【C19】______introducing you to their friends and family, and if they seem proud【C20】______you, it's probably because they are. Relax and enjoy it!

【C1】

A．has never been

B．has been never

C．have been never

D．have never been