In China,more and more middle school students ------(get) shorter sleeping time than before.用GET填空,这个地方为什么用现在进行时态,而不用一般现在时态呢?

问题描述:

In China,more and more middle school students ------(get) shorter sleeping time than before.
用GET填空,这个地方为什么用现在进行时态,而不用一般现在时态呢?

为什么不是are getting呢

are getting

is getting
表示这段时间一直保持的状态

应该是given