The driver was at______loss when word came that he was forbidden to drive for speeding.A.a

There was a noisy ______ at the back of the hall when the speaker began his address.A．inte

The police said that this driver was at ______—he should have slowed down at the crossroad

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

When he woke up, the ship was at_____.A．seaB．oceanC．the seaD．the oceans

I was keenly delighted when I felt the ________ of the broken doll at my feet. A fra

I __________ along the street when he shouted at me.A. walkedB. was walkingC. walk