1. my sister works at the hospital. she a good nurse. are am is was 2. i a brother, he works at the hospital too. has have had – 3. the patient went to the dentist, he a bad toothache. have has had – 4. i examine my teeth regularly. they strong and healthy. am is were are 5. you a student of the medical college? is are am - 6. where the masons buy their sofa? do does don't doesen't
2. have
3. has
4. are
5. are
6. do
2. have
3. has
4. are
5. Are
6. do