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These are books.
.
This is a train.
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These are lorries.
.
This is a car.
.
This is a scientist.
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These are apples.
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These are farmers.
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These are planes.
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These are scientists.
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This is a builder.
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This is a farmer.
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This is a bus.
.
This is a cook.
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These are motorbikes.
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These are police officers.
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This is a police officer.
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This is a lorry.
.
This is a plane.
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These are cars.
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These are cooks.
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This is a football player.
.
This is a book.
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These are football players.
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These are builders.
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This is a motorbike.
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These are trains.