You've taught the grammar, now put ESL/EFL/ELL students to task with an editable grammar worksheet full of practice questions for choosing between do, does, did, be, was, were, are, is, and negative/questions forms. Google Doc can be downloaded as PDF.
INCLUDES:
60 Gap Fill
20 True and False (Correct the error)
20 Question Blanks for Short Answer Responses.
Answer Key.
