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Change the following sentences first to the Simple Past and Simple Future Active, then to the Simple Present/Past/Future Passive. 1. The FAA certifies foreign aviation repair shops, air crews and mechanics. 2. The Administration operates airport towers, air route traffic control centers, and flight service stations. 3. The FAA builds and installs air navigation visual and electronic aids. 4. The Administration carries out aeromedical research. 5. Nine geographical regions and its major field facilities are incorporated in FAA
Ответы
Simple Past Active:
1. The FAA certified foreign aviation repair shops, air crews, and mechanics.
2. The Administration operated airport towers, air route traffic control centers, and flight service stations.
3. The FAA built and installed air navigation visual and electronic aids.
4. The Administration carried out aeromedical research.
5. Nine geographical regions and its major field facilities were incorporated in FAA.
Simple Future Active:
1. The FAA will certify foreign aviation repair shops, air crews, and mechanics.
2. The Administration will operate airport towers, air route traffic control centers, and flight service stations.
3. The FAA will build and install air navigation visual and electronic aids.
4. The Administration will carry out aeromedical research.
5. FAA will incorporate nine geographical regions and its major field facilities.
Simple Present Passive:
1. Foreign aviation repair shops, air crews, and mechanics are certified by the FAA.
2. Airport towers, air route traffic control centers, and flight service stations are operated by the Administration.
3. Air navigation visual and electronic aids are built and installed by the FAA.
4. Aeromedical research is carried out by the Administration.
5. FAA incorporates nine geographical regions and its major field facilities.
Simple Past Passive:
1. Foreign aviation repair shops, air crews, and mechanics were certified by the FAA.
2. Airport towers, air route traffic control centers, and flight service stations were operated by the Administration.
3. Air navigation visual and electronic aids were built and installed by the FAA.
4. Aeromedical research was carried out by the Administration.
5. Nine geographical regions and its major field facilities were incorporated by FAA.
Simple Future Passive:
1. Foreign aviation repair shops, air crews, and mechanics will be certified by the FAA.
2. Airport towers, air route traffic control centers, and flight service stations will be operated by the Administration.
3. Air navigation visual and electronic aids will be built and installed by the FAA.
4. Aeromedical research will be carried out by the Administration.
5. Nine geographical regions and its major field facilities will be incorporated by FAA.
Ответ:
1. Active:
Past: The FAA certified foreign aviation repair shops, air crews and mechanics.
Present: The FAA certifies foreign aviation repair shops, air crews and mechanics.
Future: The FAA will certify foreign aviation repair shops, air crews and mechanics.
Passive:
Past: Foreign aviation repair shops, air crews and mechanics were certified by the FAA.
Present: Foreign aviation repair shops, air crews and mechanics are certified by the FAA.
Future: Foreign aviation repair shops, air crews and mechanics will be certified by the FAA.
2. Active:
Past: The Administration operated airport towers, air route traffic control centers, and flight service stations.
Present: The Administration operates airport towers, air route traffic control centers, and flight service stations.
Future: The Administration will operate airport towers, air route traffic control centers, and flight service stations.
Passive:
Past: Airport towers, air route traffic control centers, and flight service stations were operated by the Administration.
Present: Airport towers, air route traffic control centers, and flight service stations are operated by the Administration.
Future: Airport towers, air route traffic control centers, and flight service stations will be operated by the Administration.
3. Active:
Past: The FAA built and installed air navigation visual and electronic aids.
Present: The FAA builds and installs air navigation visual and electronic aids.
Future: The FAA will build and install air navigation visual and electronic aids.
Passive:
Past: Air navigation visual and electronic aids were built and installed by the FAA.
Present: Air navigation visual and electronic aids are built and installed by the FAA.
Future: Air navigation visual and electronic aids will be built and installed by the FAA.
4. Active:
Past: The Administration carried out aeromedical research.
Present: The Administration carries out aeromedical research.
Future: The Administration will carry out aeromedical research.
Passive:
Past: Aeromedical research was carried out by the Administration.
Present: Aeromedical research is carried out by the Administration.
Future: Aeromedical research will be carried out by the Administration.
5. Active:
Past: Nine geographical regions and its major field facilities were incorporated in FAA.
Present: Nine geographical regions and its major field facilities are incorporated in FAA.
Future: Nine geographical regions and its major field facilities will be incorporated in FAA.
Passive:
Past: Nine geographical regions and its major field facilities were incorporated in FAA.
Present: Nine geographical regions and its major field facilities are incorporated in FAA.
Future: Nine geographical regions and its major field facilities will be incorporated in FAA.
Объяснение: