I. Выбирите правильную форму. 1. If Jane (weren39;t/hadn39;t been) a real

I. Выбирите правильную форму. 1. If Jane (weren39;t/hadn39;t been) a real witch now, she wouldn39;t (be/have been) able to turn people into animals so often. 2. If John (didn39;t vanish/hadn39;t vanished) so unexpectedly, I would (explain/have explained) to him all the complicated things then. 3. Mr. Adams is not a very popular teacher. If he (didn39;t drone/ hadn39;t droned) on at his lessons, his pupils would (listen/have listened) to him attentively. 4. If they didn39;t have a habit of messing around in class, they would always (know/have known) what answer to give. 5. If the door (didn39;t squeak/hadn39;t squeaked) when you were leaving the room, you wouldn39;t (wake/have woken) the baby.