When ---- the film ----?---It ---- for 15 minutes.(start)

来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/15 11:41:44
When----thefilm----?---It----for15minutes.(start)When----thefilm----?---It----for15minutes.(start)Wh

When ---- the film ----?---It ---- for 15 minutes.(start)
When ---- the film ----?---It ---- for 15 minutes.(start)

When ---- the film ----?---It ---- for 15 minutes.(start)
did , start
has been on
注;start是终止性动词,它的完成时不能与FOR短语连用,故要改为be on

did, start
has started
这道题出得有问题