用词的适当形式填空:
September is the ____(nine) month of the year. My grandmother’s ____(ninety) birthday is in September and my ____(nineteen) birthday is in September, too.
答案
ninth,ninetieth,nineteenth
知识点:词汇

根据句意,“第九个月份”、“第九十个生日”、“第十九个生日”都要用序数词表示。注意序数词第九为“ninth”。

略
