Ребят , помогите по теме The present Perfect tense . составить 7 предложение или хотябы 5

I have already done my homework.
My brother has been waiting for me.
My cat has already eaten. 
This morning I have cleaned my room.
My mother has baked very tasty cake.
The friend of my sister has visited us on this weak.
This year I have already passed the exam perfectly.