阅读小天地。
There are fifty students in Bob's class. There are twenty-six girls and twenty-four boys. It's Sunday today.
They're having fun in a park. Some students are singing. Some are jumping. Some are playing badminton. Bob
is flying a kite. They are all laughing. They're very happy!
根据短文内容判断，下列句子的正(√)误(×)。
( ) 1. There are twenty-six boys in Bob's class.
( ) 2. It's Sunday today.
( ) 3. They are in a zoo.
( ) 4. Bob is singing.
( ) 5. They're not happy.