过去完成时
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:英语作业 时间:2024/07/31 18:42:06
过去完成时
![](http://img.wesiedu.com/upload/6/68/668c1807a971f70d02b30024c21eb19b.jpg)
![](http://img.wesiedu.com/upload/6/68/668c1807a971f70d02b30024c21eb19b.jpg)
![过去完成时](/uploads/image/z/15484911-15-1.jpg?t=%E8%BF%87%E5%8E%BB%E5%AE%8C%E6%88%90%E6%97%B6%26nbsp%3B)
1had lost
2have lived for
3have not read yet
4Has ever traveled
5has not
6had stayed when
7have never eaten
8had left
9has stayed in
10have visited
had+过去完成时,表示的是过去的过去.
have+完成时,表示的是对比现在的过去.
完成时一般+ed,不过3,7是特殊的read-read-read.eat-ate-eaten.
2have lived for
3have not read yet
4Has ever traveled
5has not
6had stayed when
7have never eaten
8had left
9has stayed in
10have visited
had+过去完成时,表示的是过去的过去.
have+完成时,表示的是对比现在的过去.
完成时一般+ed,不过3,7是特殊的read-read-read.eat-ate-eaten.