这里时态为什么要用过去进行时?As a result some of the shirts that were put in boxes for shipment were were missing one or two buttons,the collar ,even a sleeve sometimes!句中时态如过去进行时何故?

问题描述:

这里时态为什么要用过去进行时?
As a result some of the shirts that were put in boxes for shipment were were missing one or two buttons,the collar ,even a sleeve sometimes!
句中时态如过去进行时何故?

与前边的过去式were put一致,后面必然用were missing,表示过去的一种状态,已经丢失了

as soon是过去进行时的标志,意思是一……就……

这里是说作者的观察,当然是发生过的事情,因此用过去时态,讲的是他观察到的事情,不过你多写了一个were