Fill in the Blanks Fill in the Blanks Be Verb and Indefinite PronounOnline version Good practice for Be Verb and Indefinite Pronoun by Hi English Center 1 an a William is driver . 2 are is am She a pilot . 3 are is am They servers . 4 are is an I am architec t 5 is am are We illustrators . 6 am is are John a designer . 7 are am is They chefs . 8 a an He is singer .