Our friendship _ quickly over the weeks that followed.C.would develop D develop

问题描述:

Our friendship _ quickly over the weeks that followed.C.would develop D develop
为什么不是C?友谊在接下来的几周发展很快 为什么不是过去将来呢?

应该是"developed"
the weeks that followed --> 发生的事情 (已经发展了)