Most animals have little connection with animals of a different kind, _______ they hunt them for food

I don’t like her face; _____ she smokes, which is something I hate [ ]

The acting is so ________ that it makes you believe that it is one of the best meals that he has ever tasted.

Someone is knocking at the door. Who may it be—It ______ be Tom. He is still in the school.

The taxis in this city ________ in the samecolor. You can see them every day.