this is key (r ) you (l )nice in red

问题描述:

this is key (r ) you (l )nice in red
(r什么)(l什么)

reason,look
This is key reason you look nice in red.这是你穿红色衣服看上去好看的关键原因.
第二个空应该填look,因为它是一个省略that的从句,即定语从句修饰前面的key reason