It was announced that only when the fire was put out _________ to return to their dormitories.
If human beings had been a bit less greedy and cruel, more birds and animals _____dying out.
We must keep our room clean. Dirt and disease go _____, you know.
--Could I use your bike, Jack?--Of course, you____________.
--____________?--He is tall and strong.
She suggested to the police in the police station that__________.