长江润发 东方财富:这填空题该怎做?
来源:百度文库 编辑:高考问答 时间:2024/05/16 07:55:33
(1) I _______ the key.
When did you lose it?
(2) I _______ the key.
I can't open the door.
我该用什么时态?
When did you lose it?
(2) I _______ the key.
I can't open the door.
我该用什么时态?
1 lost 过去时态
2 lose 现在时态
有DID有过去
2。现在世态
1.lost
2.am losing
lost的过去式