1. She will be an our new teacher.
2. These exercises will be very difficult for you.
3. They will be glad to see their old friends.
4. There will be many examinations next term.
5. There will be a new club in our town next year.
6. We shall be very tired after the long walk.
7. I shall be happy to be here again.
8. We shall be interested in his progress.
Глагол to be в будущем времен во 2-м и 3-м лице -- will, в 1-м лице -- shall.
Хотя в англоязычных странах приспособились употреблять везде will (тем более в сокращенном варианте 'll ), грамматически правильно все-таки в 1-м лице употреблять shall.