6 câu hỏi
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Water is flowing over a bridge.
A bridge is suspended over a forest.
A hiker is kneeling by some trees.
A trail encircles a pond.
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A fence runs along the edge of the road.
A gardener is trimming bushes in the park.
Some people are jogging in the park.
People are lying down on the lawn.
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People are waiting to board the bus.
Some people are sitting on the railing.
There is a lamppost beside the tram. 
A tram is pulled up near the curb.
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Smoke is rising into the air.
Industrial equipment is being assembled.
Construction materials are stored outside a building.
Some merchandise is being shipped.
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A man is hanging up some masks.
Products have been displayed.
Shelves are being stocked. 
A man is looking at merchandise.
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A man is adjusting his hat.
Some people are holding cups.
A woman is arranging flower pots. 
They're shopping for groceries.
