I am used to travelling by air.I am_______to it.(a) accustomed(b)_英语解答

I am used to travelling by air.I am_______to it.
(a) accustomed
(b) habitual
(c) customary
(d) inhabited
请说明为什么,

人气：116 ℃　时间：2020-04-05 05:57:18

解答

a
be accustomed to sth= be used to sth