2. They saw sharks in the Visitors' Centre.
3.They took the bus back to school.
4.The students watched a movie about sharks.
5.The class monitor cleaned the bus.
老师祝你学习进步!
望采纳,多谢!^_^
2. They saw sharks in the Visitors' Centre.
3.They took the bus back to school.
4.The students watched a movie about sharks.
5.The class monitor cleaned the bus.
老师祝你学习进步!
望采纳,多谢!^_^