My car / must / steal / very late last night
My car must have been stolen very late last night.
Your daughter / could / drive / to school by her brother
Your daughter could have been driven to school by her brother.
This desk / might / make / in the seventeenth century
This desk might have been made in the seventeenth century
All these trees / couldn’t / cut down / recently
All these trees couldn’t have been cut down recently
The building / had to / design / by a German architect
The building had to have been designed by a German architect.
Our conversation / might not / record
Our conversation might not have been recorded.
