i'd like to know the reason ( ) you're so lateA whatB whyC thatD _英语解答

i'd like to know the reason ( ) you're so late
A what
B why
C that
D /
为什么选D？

人气：456 ℃　时间：2020-03-29 10:28:16

解答

you're so late是来说明reason的,连接词可以忽略.