At present, what _____ most heavily on American people is the terrorist accident (恐怖事件).
It was getting dark; I found a car _____ in a pool by the side of the road.
To answer correctly is more important than _____.
He looked around and caught a man _____ his hand into the pocket of a passenger.
And there, almost _____ in the big chair, sat her little brother, who never had to be told to keep quiet.
_____ the front door _____, he had to enter the room through the back door.