Перевести предложения в Present Perfect Я только что позавтракал Он уже позавтракал Мы ещё не завтракали Они всё ещё

I have just had breakfast. He has already had his breakfast. We haven’t had breakfast yet. They have still drunk tea in the dining room. I have already done my homework. He has still done his homework. We have had six lessons. She has not still read this book. Who has written this? What have you written to him?