1.The greater part of patrol today is carried out by officers in police cars.
2.Use of women officers for patrol duty is increasing ; before 1970 the practice was unknown.
3.Most detectives are assigned to the criminal investigations division after several years on patrol duty.
1. is carried out - Present Simple Passive
2. is increasing - Present Continuous Active, was unknown - Past Simple Passive
3. are assigned - Present Simple Passive
1.The greater part of patrol today is carried out by officers in police cars. Passive voice to be plus participle two
2.Use of women officers for patrol duty is increasing ; before 1970 the practice was unknown. is increasing active voive
was known passive vooce
3.Most detectives are assigned to the criminal investigations division after several years on patrol duty. passive voice are assigned
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