It should never be in the body paragraph or anywhere else. It should only be in the introductory paragraph.
Hope that helped.
Answer:
I don't know very very sorry
Answer:
changing the font → Home tab
identifying recently opened documents → File tab
adding tables → Insert tab
adjusting margins → Page Layout tab
Those will be your answer....
Hope that was helpful.Thank you!!!
Try using a Google translator if you can't figure it out or find a English to chinease dictionary.