Question

【题目】How amazing !How can _______ boy sing the English song?

A. a one-year-old B. one year old C. an one-year-old D. one years old

Answer 1

【答案】C

【解析】

句意：多么令人惊讶！一个一岁的孩子怎么能唱这首英文歌呢？根据题干可知本空缺少定语修饰单数名词boy，选项中one-year-old为复合形容词“一岁的”，由于其是以元音音素开头的单词，故其前要加不定冠词an，故选C。