Unit 21 Vocabulary Word Transcript Class Audio Meaning Example day /deɪ/ n ngày January has 31 days. dead /ded/ adj chết, mất She's been dead for twenty years now. decide /dɪˈsaɪd/ v quyết He can't định decide whether to buy it. decrease /dɪˈkriːs/ v giảm Our share of the market has decreased sharply this year. deep /diːp/ adj sâu The hole is so deep you can't see the bottom. deer /dɪər / n nai This is a white- tailed deer. depend /dɪˈpend/ v phụ thuộc The country depends heavily on foreign aid. desk /desk/ n bàn She sat at her desk writing letters. destroy /dɪˈstrɔɪ/ v phá hủy Most of the old part of the city was destroyed by bombs during the war. develop /dɪˈvel.əp/ v phát triển This exercise is designed to develop the shoulder and back muscles. . Unit 21 Vocabulary Word Transcript Class Audio Meaning Example day /deɪ/ n ngày