Unit 4 n pine branch example gas oxygen furniture disease hole adj major convenientv save discuss fight produce imagine dig carry prep againsttake in e fromfor example in factlook around be made ofmillions of be good forsavev. 拯救safe adj. 安全的The dog is badly hurt. Luckily, the girl _ it.Dont worry, mum. Im _ now.savedsafe pinen. 松树discussv. 讨论discussion n. 安全的Its late now. Wed better _ about the question at the next meeting.The teacher asked us to have a short _.discussdiscussionbranchn. 树枝复数形式