题目内容
He looked quite healthy though he was ____.
A. in seventy B. in his seventies
C. at seventies D. age of seventy
B
解析:
固定用法,表示在某人多少岁时。in one’s +基数词的复数=more than +基数词原形
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题目内容
He looked quite healthy though he was ____.
A. in seventy B. in his seventies
C. at seventies D. age of seventy
B
固定用法,表示在某人多少岁时。in one’s +基数词的复数=more than +基数词原形