______average must a fellowship student maintain?

admin2012-02-18  26

问题 ______average must a fellowship student maintain?

选项 A、How high
B、What high
C、How high an
D、What a high

答案C

解析 当由疑问副词how提问的结构中由形容词修饰可数名词单数时,需用“how+形容词+a(n)+名词(单数)”的结构。
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