1. Now that he's become office manager you can't even talk to him he's so high and ________ .

2. It's quite clear she's studied the subject very thoroughly and when she lectured, you could tell she ________ her stuff.

3. ________ the stuff! I want to hear it loud and clear and as much of it as you can manage. Well done!

4. Personally I don't believe a word he told us because I think it was just a ________ story.

5. It's very difficult to make him enjoy himself, relax and take it easy because he always behaves like a stuffed ________ .

6. I really wouldn't joke about it because these people are deadly serious and ________ business.

7. He left the safe door unlocked last night so I reckon he'll be for the high ________ this morning.

8. He didn't hesitate to tell me that I wasn't wanted and just told me to ________ my own business.

9. Now remember when you get up to speak, we're all relying on you to impress everyone and we expect you to ________ your stuff.

10. The whole site has nothing but offices and administration centres and that's why we call it a business ________ .