You didn't use to travel by plane ,did youNo,but now as a busines_英语解答

You didn't use to travel by plane ,did you
No,but now as a businessman,I____to flying one country to anther .
A.am already used
B.have already used
问：为什么不是B?

人气：425 ℃　时间：2020-03-24 14:29:23

解答

be used to doing sth 习惯于做……
B应该是have been usedam already used 是什么意思？我已经习惯了从一个国家飞到另外一个国家。