When you ______ at the door, I ______ some washing.A、knocked; didB、was knowcking; didC、k

Don’t forget （lock)___________ the doors when you leave your car in the parking lot.

______ that dress when I first saw you at the station？A、Were you wearingB、Have you worn

When you vacate the room, you should ______ the door key to me.A．hand inB．hand outC．hand d

I was about to fall asleep______there was a knock at the door.A．asB．whileC．thenD．when

Angela: Do you mind opening the door for me？Randy: _______.A: Yes, I ’ll do itB: Not at

I _________ （watch) TV when someone knocked at the door．