Ball had one-sided view that his wife had been a spy of European country.A. a ,aB. an, a

Ball had one-sided view that his wife had been a spy of European country.
A. a ,a
B. an, an
C. a, an
D. an, a

(答案→)A. a ,aB. an, anC. a, anD. an, a解析：one-sided view意思是: 一个片面的看法;a European country意思是:一个欧洲国家, one 和European是元音字母开头,但以辅音,所以用不定冠词 a.

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