[Grammar] have been/has been/had been

[Ajay 123]

Are the sentences below grammatically correct?

1. Please send me the technical details of the steel doors which we have been discussed in the last meet.
2. I had been watched cricket until 15th over.
3. He has been in driving.

 

[bhaisahab]

No. They are all incorrect.

1. Please send me the technical details of the steel doors which we discussed at the last meeting.
2. I watched the cricket until the 15th over.
3. He has been driving.