英语4.I need one more stamp before my collection ________.4.I need one more stamp before my collection ________.a.has completed b.completes c.has been completed d.is completed 为什么

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/23 07:41:37
英语4.Ineedonemorestampbeforemycollection________.4.Ineedonemorestampbeforemycollection________.a.hasc

英语4.I need one more stamp before my collection ________.4.I need one more stamp before my collection ________.a.has completed b.completes c.has been completed d.is completed 为什么
英语4.I need one more stamp before my collection ________.
4.I need one more stamp before my collection ________.
a.has completed b.completes c.has been completed d.is completed
为什么

英语4.I need one more stamp before my collection ________.4.I need one more stamp before my collection ________.a.has completed b.completes c.has been completed d.is completed 为什么
D
一般的被动时态

D
就是说在完成前还需要1张邮票,一般现在时就行,而且应该是被动

d