--- Whose backpack is this?--- It be Mary’s. She is looking for hers.
----Where is Tom?----He’s left a(n) _____ saying that he has something important to do.
The problem is too difficult for him. He _______ solve it by himself without any help.
----Doctors, it seems that you like to work with animals.----Yes, I think animals should ______ as our friends.
----Why is the man standing at the door of the restaurant all the time?----He is waiting for anyone who will ______him some money or food.
It’s not a good habit to ____ late because the next day you’ll feel tired.