I found ______ possible to answer all the questions within the given time.
—— Can’t you notice the person shaking hands with the leader? He is our classmate Tom! —— Oh, my God ! I ____________ him.
Though tigers are ______ to people, they are ______ now and we should protect them or they will die out.
Some passengers were ______ in the traffic accident and taken to the nearest hospital.
It was along the Mississippi River _____ Mark Twain spent much of his childhood.
The house they are living now is ______ our house.