Affirmative and Negative structures of the Simple Present Tense!*

Exercise: Change the sentences as indicated.
1. ( +) Laura cuts the cake at parties.
    ( - ) Laura doesn´t cut the cakes a parties.

2. ( - ) Mr. Gómez doesn't ride his bike to school.
    ( +) Mr.Gomez rides his bike to school.

3. ( +) The reporter writes crime articles every night.
    ( - ) The reporter doesn't write crime articles every night.

4. ( - ) Avocados don't cost $20.00 a kilo.
    ( +) Avocados cost $ 20.00 a kilo.

5. ( +) Mrs. Phyllips gives the children chocolate cookies.
    ( - ) Mrs. Phyllips doesn't give the children chocolate cookies.

6. ( - ) The mechanics don't fix motorcycles. 
    ( +) The mechanics fixes motorcycles.

7. ( +) Tom and Jerry fight in the house.
    ( - ) Tom and Jerry don't fight in the house.

8. ( - ) Dr. Brady doesn't play golf on Tuesdays.
    ( +) Dr. Brady plays golf on Tuesdays.

9. ( - ) The cooks don't make bread.
    ( +)The cooks makes bread.

10. ( +) Mrs. Jefferson listens to the students.
      ( - ) Mrs. Jefferson doesn't listen to the student.