The professor told me to start the research right now, ________ I was sure to fall behind.
I found _______impossible for______ to work out the maths problem.
____ this kind of computer ______well?
The president , along with his bodyguards, _______ rushed away from the stadium.
It was dark, so we decided to ______ for the night at the farmhouse.
I was about to leave the office ______ the telephone rang.So I stopped ______ it.