2. The organizers will exhibit the paintings till the end of the month.
-->The paintings will be exhibited by the organizers till the end of the month.
The organizers : Subject -> Object
Exhibit : Verb -> tobe + Vpp
The paintings : Object -> Subject
3. Someone has already told him to report for duty(nhiệm vụ) at six.
--> He has been already told by someone to report for duty at six
Someone : Subject -> Object
Told : Verb -> tobe + Vpp
Him : Object -> Subject
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