阅读下面短文，在空白处按要求填入适当的单词或括号内单词的正确形式。
Layla and her family were driving to the town park. It was a hot day. She wanted to swim in the lake. As they got out of the car, Layla saw (she) friends.
"Let's go into the water!" she called. All the kids jumped in (happy).
Layla always has fun at the park. In spring, Layla's dad often takes her fishing in (冠词) lake. They usually go early in the morning. The lake water is still (平静的). It is different (介词) the river, which has water that runs by
In summer, (family) have picnics near the lake. The kids play and swim in the lake.
In the morning of autumn, the lake has fog (雾) over it. Layla's dad once (tell) her something about fog: Hot summer days warm the water, and then cool autumn air (move) over the lake's warm water. The water vapor(水蒸汽) in the air gets cool. It (become) small drops of water (水珠). We can see those drops of water hang in the air as fog.
Layla loves winter at the park too. The cold (temperature) turn the water into ice. Many people go skating on the ice.
The lake looks different at different times of the year, (连词) it is always a good place to have fun!