That’s another strange thing - it was just an email with an ______英语解答

That’s another strange thing - it was just an email with an ______.
选项:
a、attachment
b、file
c、 paper
d、document

人气：228 ℃　时间：2020-04-15 02:28:19

解答

当然是A啊,an 后面一定接元音开头的词嘛~