Rewrite these sentences so that it has the same meaning as the root one?

II/ Rewrite these sentences so that it has the same meaning as the root one .                             
 1“I will do this exercise tomorrow.”                                                                                                         
 2. Ba: “What planet do you want to visit, Lan ?”.                                                                             
 3.Minh is one of my friends .
4. We were watching a video about UFO when the phone rang.
5. We will have a group call from 8 a.m to 9 a.m tomorrow moning.