_____ the police thought he was the most likely one, they could not arrest him since they had no exact proof about it.
I fell asleep while working on this paper _______ the computer on.
My daughter, _________ all kinds of meat, would not like to eat any vegetable, which worries me a lot.
It was in the lab _____ was taken charge by Professor Wang ______ they did the experiment.
No one can avoid ______ by advertising; it is everywhere.
With all the audience ________, the speech began.