Ensure the PDF you find says "Fourth Edition" on the cover, as the grammar sequence changed slightly from the Third Edition. Conclusion
: Exercises covering present simple vs. present continuous and vocabulary (animals) are on : A sample mock test for Unit 4 is accessible via Answer Keys & Audio Scripts project 2 fourth edition tests pdf free
Because these are instructor-controlled materials designed to maintain test security (so students cannot study the answers beforehand), the publisher does not provide them as free open-access downloads on public domains. Ensure the PDF you find says "Fourth Edition"
If you are a teacher in a low-income school with no budget, and you cannot afford the $50 Teacher’s Pack, you will look for a shared resource. In that case: If you are a teacher in a low-income
Search for "Project 2 Hutchinson." Users have created interactive exercises for every unit. Students can get instant feedback.