Complete the sentences by using positive or negative imparatives

⦁    Complete the sentences by using positive or negative imparatives. 
⦁    __________________( not throw) the gabage on the floor. 
⦁    __________________ (recycle) the botted water. 
⦁    ___________________( open) the door. 
⦁    ___________________( not smoke) in the room.
⦁    ___________________( turn off) your cell phones. 
⦁    ___________________ ( pick up) the empty cans in the park. 
⦁    __________________ ( reuse) the newspaper. 
⦁    ___________________( be) quite.
⦁    ___________________( not swim)  in this river. 
⦁    ___________________( close) the window.