American前面用an。American发的第一个音是元音[ə],所以用an。不定冠词有a和an两种形式,a用于辅音(不是辅音字母)开头的词前,an用于元音(不是元音字母)开头的词前。判断一个单词是元音开头还是辅音开头, 要根据其读音, 而不是根据首字母。
His accent proclaimed that he was an American.
他的口音表明他是一个美国人。
He speaks English as though he were an American.
他讲起英语来好像他是个美国人。
The bill was drawn on an american bank .
票据是一家美国银行支付的。
My american friends have been working on me .
我的美国朋友们教会了我。
A new spirit entered american fiction .
一种新精神注入了美国小说。