1主语+was/were doing when...2主语+was/were about to do when...3主
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1主语+was/were doing when...2主语+was/were about to do when...3主语+had/hadn't done for some time
各举一个例子吧
各举一个例子吧
1.主语+was/were doing when...
(过去) .发生时 主语 正在做某事
I was doing my homework when she walked in.她进来的时候我正在做作业.
2.主语+was/were about to do when...
(过去).发生时 主语 将要做某事
I was about to do my homework when she walked in.她进来的时候我正要做作业.
3.主语+had/hadn't done for some time
(迄今).主语 做/没有做 某事 已经有一段时间了
I had/hadn't played computer games for three months.我玩/不玩电脑游戏已经三个月了.
(过去) .发生时 主语 正在做某事
I was doing my homework when she walked in.她进来的时候我正在做作业.
2.主语+was/were about to do when...
(过去).发生时 主语 将要做某事
I was about to do my homework when she walked in.她进来的时候我正要做作业.
3.主语+had/hadn't done for some time
(迄今).主语 做/没有做 某事 已经有一段时间了
I had/hadn't played computer games for three months.我玩/不玩电脑游戏已经三个月了.
1主语+was/were doing when...2主语+was/were about to do when...3主
帮忙用was/were doing .when ; be about to do.when;had just done.
had juest done..when ,were/was doing..when,be about to do ..
特殊疑问词+was/were+主语+doing
while sb was/were doing与when sb was/were doing
What were you doing yesterday afternoon when I was watching
what was your grandparents used to do when they were young 的
过去进行时.主语+was/were+vimp[at.yesterday]1陈述句2一般疑问句3肯定回答/否定回答.
last year ,when I----in london.1be 2am 3was 4were
was/were going to was/were to was/were about to 的区别
When was the telephone invented,do you konw?为什么这里用was不是were?
be动词的一般过去时 否定:主语+was/were+_______+其他