forge v. 伪造 ~ a famous painter’s signature
flexible a. 灵活的 The dancer’s body is very ~。
feasible a. 可行的
fertile a. 肥沃的
flourish v. 茂盛, 繁荣
fragment n. 碎片
furnish v. 提供,配置
fascinate v. 迷住
feeble a. 虚弱的=weak/faint
flaw n. 缺陷 I can’t find a ~ ,the painting is perfect!
fluctuate n. 波动
foster a. 培养 =develop/nurture/cultivate/领养> ~ a child
fragile a. 易碎的;脆弱的
furious a. 暴怒的