It's a fine Sunday morning.There are many people in the park

It's a fine Sunday morning.There are many people in the park.Many of______are young and some and old.Some children are____games over there.Two boys are playing with their toy boats.
There is a lake in the park.The water is very____.There are some____on the lake.By the lake a young man is reading.There is a house near the lake.Beside the house two men are working._____at that big tree!There are some birds____it.Under it are some men.Four of them are playing cards.____of them is looking at two cats.The cats are running up the tree.What do they _____to do?They want to catch the birds.