denseThe rainforest canopy is so _____ that very little sunlight reaches the forest floor.The rainforest canopy is so dense that very little sunlight reaches the forest floor.NoteThe rainforest canopy is so dense that very little sunlight reaches the forest floor.Elon.io is an online learning platformWe have an entire course teaching TOEFL Academic Vocabulary grammar and vocabulary.Start learning TOEFL Academic Vocabulary now