题目内容
用括号内所给词的适当形式填空(每空不限一词)。
Though he is in his ________(ninety), he still exercises for an hour every day
答案:nineties
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题目内容
用括号内所给词的适当形式填空(每空不限一词)。
Though he is in his ________(ninety), he still exercises for an hour every day