they------(not finish) their work ar present,填shouldn't finish对吗

分类: 作业答案 • 2021-12-03 11:07:36

问题描述：

they------(not finish) their work ar present,填shouldn't finish对吗
请说明理由

答

couldn't finish这句话的意思是他们现在不能完成他们的工作.
不能填shouldn't finish,shouldn't finish的意思是不应该