1 你多久没看电视了?英语怎么说?2 Why don't you do .haven't you do .这些结构疑问句里面,属于什么用法啊、 固定的?

1 你多久没看电视了?英语怎么说?2 Why don't you do .haven't you do .这些结构疑问句里面,属于什么用法啊、 固定的?
1 你多久没看电视了?英语怎么说?
2 Why don't you do .haven't you do .这些结构疑问句里面,属于什么用法啊、 固定的?

1 你多久没看电视了?英语怎么说?2 Why don't you do .haven't you do .这些结构疑问句里面,属于什么用法啊、 固定的?
1.How long haven't you watched TV?
或：How long have you not watched TV?
2.Why don't you do...是指“你（现在）为什么不（做某事）?”.
如：Why don't you watch TV?你（现在）为什么不看电视呢?
haven't you (done)...是指“你为什么一直都没有（做某事）?”,强调“到现在为止,一直都没有做”.
如：Why haven't you watched TV?你为什么一直都没有看电视?

you have not watch Tv for how long time?

1、How long has it been since you watched TV last time ?
2、这是用在别人向你请求建议时的回答，比如别人问你：What should I give her for her birthday ? （我应该送她什么生日礼物）Why dont' you buy a watch ? （为什么不买一个手表呢？）

How often do you didn't watch TV?