The old man began to learn to drive a car at the age of —— a.sixt_其他解答

The old man began to learn to drive a car at the age of —— a.sixty b.the sixtieth c.sixties

人气：455 ℃　时间：2019-09-22 10:18:46

解答

选a,因为只有a是表示年龄的,b是序数词,c是英语中的复数形式