题目内容
1.They are American girls.(改为单数形式)She is an American girl.分析 她们是美国女孩.
她是一个美国女孩.
解答 答案:She is an.结合girls是女孩,改为单数主语用she,这里是一般现在时,故is,American是以元音音素开头,故an,故答案是She is an.
点评 句型转换中的复数句子变单数句子,通常是将每个有复数形式的词全部变为单数.要根据具体语境分析判断.注意不定冠词用法.
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