be able to

1. Write the negative or the affirmative of “able to” in the
following sentences:
1. Cristina____________________ concentrate at work. (-)
2. John and Javier _______________ drive very well. (+)
3. I ________________ able to speak Japanese. (-)
4. Sandra _________________ swim five kilometers every
week. (+)
5. My father _________________ fly an airplane. (-)
6. Mirna is 10 years old and she _________________ read
scientific articles in English. (+)
7. Janet’s doctor ___________________ see her tomorrow.
(-)
8. Patrick _______________ get tickets for the concert
next week. (+)
9. John ______________ help her Little sister do her
homework every day. (-)
10. Samuel _______________ lift a car because he is very
strong. (+)