301. in fashion(=stylish, most modern)时兴,流行
302. after the fashion (of) 依照...
303. find fault with(=complain about;
criticize)找毛病，对...吹毛求疵
304. at fault (=in the wrong, blamable)有错
305. in favour of 赞成
306. be in favour with 受宠, 受偏爱;
out of
favour with 失宠, 不受宠
307. in one's favour(=to one's advantage)对.有利
308. (be) favourable to(=advantageous)有利的
309. fear for (=be afraid for the safety of sb. or sth.)
为...担心
310. for fear of (=in case of; because of anxiety about)
以防, 由于怕
311. in fear of (=afraid for the safety of) 担心
312. feed (sb.) on sth. 靠吃..., 用...喂养
313. be fed up with(=be unhappy, tired about sth. dull)
厌烦, 腻了
314. feel like (=have a desire for) 想要
315. fill in 填写
316. fill out ( =fill in )填写
317. set the world on fire=set the flames on fire(=do
sth. remarkable)有突出成就
318. play with fire (=take great risks)干冒险事
319. set sth. on fire(=set fire to sth.)使..着火,放火
320. at first sight(=when first seen)乍一看,一见
321. for the first time 第一次 (作状语)
322. in the first place 首先, 第一
323. fit into 刚好放入
324. fit in with ( = suit , fall into agreement)
合适, 相配,
一致
325. (be) fit for (=right and suitable for) 适合
326. focus on (=concentrate on) 集中在...上
focus
sth. on 把...集中在...上
327. be fond of 喜欢
328. (be) in force 有效 , 实施
329. go into force 开始生效
330. by force 靠武力, 强行

• anxiety [æŋ´zaiəti] n.挂念；渴望；焦虑的事 (初中英语单词)
• unhappy [ʌn´hæpi] a.不幸的；不快乐的 (初中英语单词)
• suitable [´su:təbəl, ´sju:-] a.合适的，适当的 (初中英语单词)