Access a collection of 101 printable PDF worksheets focusing on the English grammar topic of the present simple negative. Download fill-in-the-blank tests with exercises and answer keys for present simple tense negative form to print for free. The activities in the sheets are suitable for kids, adults, ESL learners at the beginner, elementary, and intermediate levels to practice English grammar. The first handouts have easier questions, and they get harder as the test number increases.