if you ride your bike too fast,there may be -------accrident.

问题描述:

if you ride your bike too fast,there may be -------accrident.
if you ride your bike too fast,there may be ----------accrident.
横线里面应该填什么?1,a 2,an 3,the 4,不填

选2
如果你骑车太快就会出现一个事故.因为accident 首字母是元音所以用an