The conditional sentences are perhaps one of the most challenging grammar lessons for ESL students. This material is specifically designed to help ESL students better understand and use the third conditional sentences. In the first part of the material, students can learn the grammar rule of the third conditional sentences. Then students get a chance to practice using them correctly. The answer key is also provided in this material.
This lesson is suitable as a supplementary exercise in an ESL classroom, as well as for ESL tutors to use in their tutoring sessions.