For the next two hours she [was absorbed in] the film,which turned out to be as good ……For the next two hours she [was absorbed in] the film,which turned out to be as good as she had hoped.//for the next two hours表示延续为什么不用完成时 had been absorbed in?

问题描述:

For the next two hours she [was absorbed in] the film,which turned out to be as good ……
For the next two hours she [was absorbed in] the film,which turned out to be as good as she had hoped.
//
for the next two hours表示延续为什么不用完成时 had been absorbed in?

接下来的两个小时,交待的是过去的状态,不能用过去完成时:因为过去完成时强调的是过去的过去.
接下来的两个小时,她专心看电影,电影证明是正如她所希望的那么好.