I am watched TV 为什么不能加am 谁能帮助解释一下,结合语法等,详细一点越详细越好,很急!在线等,20分钟之内

I am goingto have watched TV tomorrow? I am watched TV 为什么不能加am 谁能帮助解释一下,结合语法等,详细一点越详细越好,很急!在线等,20分钟之内 I watched TV.对划线部分提问watched TV.画线 I was watch TV last week 和I watched TV last week 那句是错的 为什么? I( )TV when the UFO landedA.am watchingB.was watchingC.have watchedD.watched 请问动词过去式前面需要加was和were吗?例句 I watched TV last night 可以写成 I was watched TV last night吗?如果不可以 为什么?还有 我昨晚没有看电视 要怎么写?I was not watched TV last night?还是别的? i must have watched 和 i must have been watch TV意思一样吗 为什么 Yesterday I watched TV with my grandchildren. may i watched tv now?no you (mustn't)为什么不可以can't,may not?如果是yes.用什么 Watched TV while my mother was cooking ,i ___ TV.A.was watching B.am watching C.watch D.watched I watched TV last night.为什么句中不用加be动词? Bob watched TV last night.为什么不加s加ed? i was watched TV last night.OR I watched TV last night.区别? I watched a cartoon on Saturday 为什么watched前 不加 was 初中英语单选一道It is one of the TV best plays ___ this year .A they have been watched B that has been watched C that have been watched D which has watched为什么选C不选A I with my sisitrr ( )TV为什么用am watching填空 I am still watching TV.动词为什么加ing