The dog wagged its tail happily when it saw its owner. （那只狗看到主人时，高兴地摇着尾巴。）

The tree lost its leaves in the autumn wind. （那棵树在秋风中落叶了。）

The baby is crying because its diaper needs changing. （宝宝在哭，因为它的尿布该换了。）

The car made a strange noise and then lost its power. （汽车发出奇怪的声音，然后失去了动力。）

The book has its own unique charm that attracts many readers. （这本书有其独特的魅力，吸引了很多读者。）

The bird built its nest in the tree near the house. （鸟儿在房子附近的树上筑巢。）

The company is proud of its excellent products. （这家公司为其出色的产品感到骄傲。）

The flower gives off its sweet fragrance in the garden. （花园里的花朵散发着甜美的香气。）

The computer crashed and lost all of its data. （电脑死机了，丢失了所有数据。）

The cat chased its tail around the room. （猫咪在房间里追着自己的尾巴跑。）

The city is famous for its beautiful architecture. （这座城市以其美丽的建筑而闻名。）

The team showed its strength in the final game. （这支队伍在决赛中展现了实力。）

The phone rang and its screen lit up. （电话响了，屏幕亮了起来。）

The horse neighed loudly and stamped its hooves. （马大声嘶叫，跺着蹄子。）

The museum displays its valuable collections to the public. （博物馆向公众展示其珍贵的藏品。）

The sun shines brightly and warms its rays on the earth. （太阳明亮地照耀着，把阳光洒在大地上。）

The robot can perform its tasks with great precision. （机器人能极其精确地执行任务。）

The school is improving its teaching facilities. （学校正在改善其教学设施。）

The river flows gently and carries its water to the sea. （河水缓缓流淌，将河水带入大海。）

The family decorated its house for the holiday. （这家人为节日装饰了他们的房子。

）