题目内容
(请给出正确答案)
[主观题]
You don't have to install this radio in your new car; it's an ______ extra.A.excessiveB.op
You don't have to install this radio in your new car; it's an ______ extra.
A.excessive
B.optional
C.additional
D.arbitrary
提问人:网友yty118
发布时间:2022-01-06