按要求改写下列各句。
71.There are some oranges on the table.（否定句）
There ________ ________ oranges on the table.
72. He is a student. (改为复数形式)
________ ________ students.
73. She has a sports collection. ( 一般疑问句)
______ she_______ a sports collection?
74. I can see a watch on the desk.（划线提问）
________ ________ you see on the desk?
75. plays, Nick, volleyball, every, day (连词成句)_____________________