阅读短文，判断下列句子正误。

     There are four people in Sam's family. They are Father, Mother, Lily and Sam. Next Sunday they will have a holiday. Sam's father wants to see the Great Wall. But his mother wants to go swimming in Qingdao. Sam and Lily are pupils. Lily wants to do her homework at home. What about Sam? He wants to see the Sea World in Sanya. They don't know where they are going.