Is she _____ American girl?(空格里加不加冠词?） ?

Is she _____ American girl?(空格里加不加冠词?） ? I am Chinese / She is American 不需要加冠词吗? she is chinese不加冠词吗 :用恰当的冠词填空(英语)七年级( )girl in blue is helen .she is ( )american She is an American girl 还是 She is American girl She is an American .这里加不加冠词?American 大写否? 1.Is Linda _____ American girl? 为什么she is English girl.不加an. He is American.I am English.为什么不能加冠词 who is the____ girl （填冠词）she is ___ my sister. 填冠词 Who is the ( ) girl she is ( ) my sister I am convinced that she is honest girl.这句话算有语病吗?是否应该加冠词an?