She was so angry at _______ he was doing ______ she walked out, and closed the door heavily behind her.

I think the biggest problem in banning smoking is ______ people can buy cigarettes easily.

You will be late for school ________you hurry up.

The question ______ we can raise enough money for the project in a week is being discussed.

The owner of the cinema needed to make a lot of improvements and employ more people to keep it running, ______ meant spending tens of thousands of pounds.