My grandparents are both in their______and they are still living a healthy life.

游客2025-07-20 10

问题 My grandparents are both in their______and they are still living a healthy life.

选项 A、ninetieth
B、nineties
C、ninety
D、ninety’s

答案 B

解析句意：我的祖父母都已经九十多了，现在依然身体健康。本题考查的是数词的用法。“in one’s+基数词复数”表示在某人多少岁的时候；故B正确。

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Mygrandparentsarebothintheir______andtheyarestilllivingahealthylife.