301. in fashion(=stylish, most modern)r(sh)d,
302. after the fashion (of) ա
303. find fault with(=complain about; criticize)ëë
304. at fault (=in the wrong, blamable)e
305. in favour of ٝ
306. be in favour with ܌, ƫ; out of favour with ʧ, ܌
307. in ones favour(=to ones advantage).
308. (be) favourable to(=advantageous)
309. fear for (=be afraid for the safety of sb. or sth.) 顭(dn)
310. for fear of (=in case of; because of anxiety about) Է,
311. in fear of (=afraid for the safety of) (dn)
312. feed (sb.) on sth. ԡ, áιB(yng)
313. be fed up with(=be unhappy, tired about sth. dull) , ā
314. feel like (=have a desire for) Ҫ
315. fill in
316. fill out ( =fill in )
317. set the world on fire=set the flames on fire(=do sth. remarkable)ͻɾ
318. play with fire (=take great risks)ðU(xin)
319. set sth. on fire(=set fire to sth.)ʹ..,Ż
320. at first sight(=when first seen)էһ,һҊ
321. for the first time һ (Z)
322. in the first place , һ
323. fit into ÷324. fit in with ( = suit , fall into agreement) m, , һ
325. (be) fit for (=right and suitable for) m
326. focus on (=concentrate on) ڡ
focus sth. on ѡڡ
327. be fond of ϲg
328. (be) in force Ч , (sh)ʩ
329. go into force _ʼЧ
330. by force , (qing)
331. forceon ѡ(qing)ӽo
332. in the form of ԡʽ
333. be fortunate in \(yn),к\(yn)
334. free of charge M(fi)
335. be freed from , ]С
336. in front of ڡǰ in the front of ڡǰ
337. furnishwith (=supply) ṩ
338. in general (=in most cases, usually)ͨ
339. catch (or get) a glimpse of ƳҊ((qing){(dio)Y(ji))
take a glance(or look) atһ((qing){(dio))
340. be good for к̎;
be good at L;
be good to
341. in good time(=early)(._(d))
342. for good (=for ever) h(yun), Lڵ
343. takefor granted (=assume to be true) ѡJ(rn)(dng)Ȼ.
344. be grateful to sb. for sth xij
345. on the ground(s) fo (=because of) ڡ
346. fall to the ground (Ӌ(j).ϣ)ʧ,
347. on ones guard(against) ֔(jn),
(be) on guard վ
348. guard against (=defend, keep safe),ֹguardagainst l(wi)ֹ
349. guess at , Ӌ(j)
350. by guess
]