However,trendier hair salons and beauty shops will normally be open, especially in shopping malls and in cities.
-我知道will be加名词
比如:I will be a teacher
-will be 加分词(被动句)
比如:The park will be restored(restore的分词)
但是这里的open不是分词,却用will be
这是为什么呢?
"Will normally be open" 这里的 open 是 adjective,所以才可以那么用。
参考:
https://forum.wordreference.com/threads/will-be-open-vs-will-be-opened.1484114/