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 am is She a pilot . 3 am are is They servers . 4 are is an I am architec t 5 are is am We illustrators . 6 is are am John a designer . 7 are is am They chefs . 8 an a He is singer .