1. It is sometimes difficult to ______________ how much of a tip to leave in a restaurant.

2. My grandfather was most upset when he discovered that loggers had cut down the entire ____________ of trees.

3. Which planets have a larger ____________ than the earth?

4. I don't think her goals are very _____________ considering her limited budget.

5. If they were to ________________ the design of that car it would get better gas mileage.

6. He put a ____________ on his pistol for each man he killed in a duel.

7. I received no _____________ from him as to his intentions.

8. They were __________________ a thousand miles from civilization.

9. "I don't see that I have too many _______________," the frustrated man replied.

10. Don't ______________assume that you will win games against inferior opponents.

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