Unit 01 atmosphere, blossom, caterpillar, climate, countryside, creature, greenhouse, harvest, horizon, insect, landmark, liquid, outdoor, pleasant, pollute, scenery, settle, sight, typhoon, underground
Unit 02 amaze, anger, anxious, ashamed, bother, cheerful, curious, dull, foolish, gentle, grateful, happiness, personality, reasonable, regret, shock, uneasy, unhappy, useless, wisdom
Unit 03 active, appointment, cancer, cause, chemical, deaf, death, digest, drug, experiment, function, growth, harm, hunger, lively, medical, nutrition, physical, recover, relax
Unit 04 advertise, allowance, benefit, bet, billion, budget, business, capital, charge, expense, gain, income, opportunity, period, poverty, quarter, resource, salary, shopkeeper, support
Unit 05 abroad, available, border, castle, coast, comfort, cost, cultural, encounter, fortunate, journey, local, native, nearby, observe, passenger, preserve, remain, sightseeing, village
Review 01
Unit 06 admire, apologize, argue, awkward,
