Ответы и объяснения

1) when you're at parties you shouldn't focused on yourselves. You should listen to others attentively, especially, their names and look at the person's face
2)It will be great if you use the name for speaking. Your conversation will be more nice. In addition, you should repeat new names to remember them
3)The great idea to remember names is imaging them writing on person's forehead. This means used Franklin Roosevelt.
4)So, you can describe a person using the name, for example, Sofia is a friendly person