We (to have) a plumber

We have a plumber.

We had a plumber.

Do we have a plumber?

Did we have a plumber?

We do not have a plumber.

We did not have a plumber.

We have no plumber.

We had no plumber.

[wiː]  [hæv]  [ə]  [plʌmə.] 

[wiː]  [hæd] [ə] [ˈplʌmə. ]

I think we use \'\'have\'\' or \'\'had\'\' to say that there is a plumber with us.