看看什么问题再改下When we were middle school student.

When we were in middle school。何必写student呢。就这样就行了。倒是可以减小改动。“when we were middle school students。” we 是复数的啊。。。。你在做什么题啊。别忘了这不是一句完整的话。是半句恩!如果把它当成完整的句子话肯定就是错的。