He was awakened by_____knocking on the window.A．someone"sB．someoneC．mineD．him

______in thought, he was almost knocked over by a car in front of him.A．To loseB．LostC．Hav

The little child was knocked down by a car and badly______ yesterday afternoon.A．injuredB．

The child was knocked _____ by a passing car.A.onB.atC.inD.down

When climbing the hill John was knocked unconscious by an______rolling stone.A.untouchedB

The boy cycling in the street was knocked down by a minibus and received ________ i

He was hit on the head by a piece of iron and was knocked ______ .A.unconsciousB.subconsci