2. Complete the following sentences with am, is , are. Transform into negative using contractions.

a. My father _is_ in the hospital. _My father isn’t in the hospital.

b. Helen ____ a good nurse. ________________________

c. Fred and George ___ good students. ________________________

d. My dog ___ in the park. ________________________

e. My father and my mother ___ in the house. ________________________

f. I ___ a good friend. ________________________