Practice Makes Perfect

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  1. I have written the proposal for them.

  2. Yes, she spends her vacation with us.

  3. He got something interesting in the mail.


Sample Answers:


  1. I do not understand. 6. None of your work is correct.

  2. They never help me. 7. He has not ever been in Europe.

  3. No one saw the accident. 8. She bought neither purse.

  4. It’s not anywhere to be found. 9. The thief was nowhere to be seen.

  5. He does not have anything for you. 10. Uma knows nothing about math.


Unit 24 Numbers



  1. Five plus seven is twelve.

  2. Eleven minus six is five.

  3. Three hundred forty-five minus two hundred twenty equals one hundred twenty-five.

  4. Twenty-two times ten equals two hundred twenty.

  5. One hundred times sixty-three is six thousand three hundred.

  6. Ten thousand divided by five hundred is two hundred.

  7. Eight hundred and eighty times three equals two thousand six hundred and forty.

  8. Eighty-eight thousand minus fifty-five thousand is thirty-three thousand.

  9. Eleven point five times ten is one hundred fifteen.

  10. Ninety-three point three divided by three equals thirty-one point one.

  11. second 9. one thousandth

  12. fourth 10. ninety-ninth

  13. twenty-first 11. first

  14. third 12. twelfth

  15. one hundredth 13. twenty-fifth

  16. thirtieth 14. eighty-sixth

  17. fifth 15. twenty-second

  18. tenth

  19. August tenth

  20. October twelfth

  21. November eleventh

  22. February sixteenth, nineteen ninety-nine

  23. April first, two thousand two

  24. December twenty-fourth

  25. July fourth

  26. fourteen ninety-two

  27. February fourteenth, two thousand four

  28. June second


Unit 25 Some Important Contrasts



  1. bad 11. a few

  2. well 12. less

  3. Few 13. lay

  4. less 14. A little

  5. lie 15. then

  6. a little 16. good

  7. than 17. fewer

  8. Whom 18. lay

  9. badly 19. badly

  10. good 20. than


Answer Key 151

23-3


24-1


24-2


25-1


24-3


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