请将括号里所给单词的正确形式填写在横线上。

At weekends, many(family) go on an outing. Some go to the parks. Some(go) to the shopping centres. Mr Liu likes to take(he) family to the beach. They like to  (swim) in the sea and relax on the beach. Mrs Liu(bring) sandwiches, cakes and drinks for the family. They(be) happy.