大学英语：重要词汇in one's face当着某人的面

286.in one's face当着某人的面;face to faced面对面;face up to 大胆面向

287.fail in(=be unsuccessful in)失败

288.in good faith(=honestly，sincerely)真诚地

289.keep faith with 对…守信用

290.lose faith in 对…失去信心

291.on faith 毫无怀疑地，依赖地

292.faithful to(=loyal to)对…忠诚

293.fall into the habit(of)养成…习惯

294.fall short of(=fail to reach a desired result，standard，etc.)没达到，低于

295.familiar with 熟悉，了解

296.have a fancy for(=like sth. without the help of reason)(没有道理地)喜欢，想要

297.take a fancy to(=become fond of)喜欢

298.by far 远，非常(与比较级或最高级连用)

299.far from 远远不是

300.far from 非但不…(而且)