1. They are trying to locate the ________ that controls obesity.

2. The special bargain is two ________ the price of one.

3. The ________ and ice storms in Eastern Canada and the United States left many homes without power.

4. During the summer I work as a tour ________.

5. The building had a long ________.

6. The artist made a ________ of a party scene.

7. The child felt deep ________ when his mother found out that he had lied about how the plate was broken.

8. People usually play golf in groups of ________.

9. There is great danger in ________ warfare.

10. My son has ________ 10 centimeters since this past summer.