I made up my mind that under no circumstances ______ agree to such a principle.
Steven Hawking’s conclusion about the Black Hole is a little , but it has been accepted by most of the world.
_____ matters most in learning English is enough practice.
If I a quarrel with him yesterday, we together now.
It _____ have been Tom that parked the car here, as he is the only one with a car.
Though money, his parents managed to send him to university.