Unit 01 adventure, arrive, backpack, beach, bright, captain, celebrate, country, culture, direction, experience, fantastic, foreign, international, leave, museum, palace, schedule, tour, tradition
Unit 02 act, bake, cage, cartoon, collect, costume, exercise, favorite, festival, instrument, magazine, musician, participate, photo, pleasure, puzzle, recipe, travel, volunteer, walk
Unit 03 alarm, asleep, awake, breathe, clothes, diet, dish, feed, greet, ill, join, laugh, moment, noisy, question, remember, trash, wait, wear, worry
Unit 04 bark, beautiful, change, clean, dangerous, desert, environment, field, forest, improve, lake, nest, plant, pollution, protect, season, toward, wild, wooden, world
Unit 05 activity, actually, balance, careful, courage, creative, especially, friendly, gesture, habit, kind, lazy, mental, mysterious, person, popular, quiet, rude, strong, unique
Review 01
Unit 06 adult, advise, borrow, build, corner, decide, effort, exchange, finish, forward, invite, lett
