Productive adj. 多產的
Eventually adv. 最終
Prosperity V. 繁榮
Nevertheless adv. 然而
Reserve V. 保留
Preserve V. 維持
Occupation V.職業
Sufficiently adv. 足夠的
Affect V. 影響
Constantly adj. 不斷的.
Continually adv. 時刻
Manufacture V. (通常指大量)生產
Professional adj. 專業的
Vigorously adv. 精力旺盛地
Substitution n. 替換
Peculiar adj. 古怪的;獨特的
Convention n. 習俗
Lay (其過去式：laid) V. 放置
Wander V. 閒逛
Wonder V. 疑惑
Admission n. 准許進入
Intense adj. 劇烈的
Gravely adv. 嚴肅地
Specialize V. 專門從事
