Помогите решить задачи :

задача 5. Напишите противоположные слова.

friendly

real

usual

athletic

famous

possible

polite

задача 7.Вставить part. place. care of или off

1.He decided to take ... in that competition because he wanted to realize his dream. 2.In Russia people take ... their shose before entering a house. 3.Do you know when this demonstration will take ... ? 4.Who is going to take ... your dog while you are away?

unfriendly

unreal

unusual

unathletic

infamous

impossible

impolite

1 part

2 off

3 place

4 care of