How can I say in English "Por favor id acabando" How can I say in English "Por favor id acabando"?

What sentence is the correct? Please, place the exam face down Please place face down the exam Please face the exam down Please face down the exam

Are these sentences correct? Are these sentences correct? (It's in an exam context) It's not allowed to use the Internet or any notes during the exam. You can't use the Internet or your notes. You can't consult Internet or any notes during the exam. Only the exan on your screen. The Internet navigator must be closed. No Internet access or any notes.

Classmate or fellow Which one is more formal? Classmate or fellow I want to use it in this sentence You have to wait until your.........comes back.

Each or every Write your name on each sheet or Write your name on every sheet

Are this sentences correct? Are these sentences correct? Put your belongings on both sides of the room. Hang your cloth on the wall hanger.

Any or some Could anyone tell me why we use any in this sentence ? It's possitive and is not a question, I don't know why we don't use some. "If you have any questions"

Have you finished? or Did you finish? When I give a task to my students after a while I ask them if they finished. Do I ask: Have you finished? or Did you finish? I know that 'have you finished' would be more appropriate but can I use 'did you finish' as well, and if not is it considered a huge error?