1) Nick can't swim well.2) This is not a dog.3) I am not a doctor.
1) They are playing football.2) Ann is heading a magazine.3) I am watching TV.
1) Nick can't swim well.
2) This is not a dog.
3) I am not a doctor.
1) They are playing football.
2) Ann is heading a magazine.
3) I am watching TV.