--why do you look so worried?----My computer broke down and my essay __A__umfinished since.A has been left B has left为什么不选B呢?

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/17 03:31:53

--why do you look so worried?----My computer broke down and my essay __A__umfinished since.A has been left B has left为什么不选B呢?
--why do you look so worried?----My computer broke down and my essay __A__umfinished since.
A has been left B has left
为什么不选B呢?

--why do you look so worried?----My computer broke down and my essay __A__umfinished since.A has been left B has left为什么不选B呢?
B是主动
A的被动

论文作主语,是"被落下",所以要用被动。比如 the apple has been eaten by the dog !

此处应为被动语态。主语是文章,动词应该是被动式。
-----你为什么看起来如此愁容满面?
-----我的电脑坏了,而我的文章还没有完成(应该是没有保存-_-!)。