The possibility of a murder _____, the police have set about looking for the clues to her suicide.
It is written clearly in the requirements that all passengers _______ check onto board thirty minutes before the plane takes off.
How disappointing! We have finished _______ 5%
Tom hid himself behind the door, _______ he rushed out to scare his mother.
You can't imagine the hard time he had ______ the horse in.
I _____ a novel written by Ernest Heming –ways last night, and another night I’ll finish it.