高中英语Unit 2 Working the land：学时1高频单词(8)

[答案] 1.struggle 2.hunger hunger hungry 3.disturbing disturbed disturb 4.expand expansion 5.circulate circulation 6.battle 7.freedom free freely 8.equip equipment 9.export export import import 10.nationality nation national nationwide 11.confuse confused confusing confusion 12.regret 13.chemical chemistry chemist 14.discovery discover discoverer 15.reduce reduction http://www.77cn.com.cnment