After a short rest, the workers kept on _______ till midnight.

I want to _________ at the meeting, but in the end I _________ nothing.

I’d like a cup of black coffee. What about you, Mike— I prefer coffee __________sugar.

The stone is ______ heavy ______ I can’t carry it.

If there _____ an art exhibition in our city next week, our class _____ go and enjoy it.