Mai and Hoa are going on vacation this summer. First, they are going to visit Da Nang for five days. They are going to stay with their uncle and aunt. They are going to visit Cham museum and Hoi AN ancient town. Then, they are going to stay at a friend’s house in Nha Trang for three days. And they are going to visit the beach and swim. Finally, they are going to visit their grandmother and grandfather in Ho Chi Minh city. They are going to stay with them for a week