1. He was very angry ________ his mother because she grounded him yesterday.

2. They ________ up quickly after the silly argument.

3. All of Chris' teachers agree that he is very good ________ math.

4. At the show, we saw many different schools of ________ .

5. The manager was surprised at how many things Ron could ________ at once.

6. I'm not quite ready yet - I have to ________ my hair.

7. Ralph was late ________ work again. He may be fired.

8. He was confused and couldn't ________ up his mind about what to do next.

9. We had so much fun in Chicago - we ________ it in three days.

10. The university research department stumbled upon something new and ________ a big discovery because of it.