305．in favour of贊成??
306．be in favour with受寵，受偏愛；??
out of favour with失寵，不受寵??
307．in one’s favour (=to one’s advantage)對……有利??
308．(be) favourable to (=advantageous)有利的??
309．fear for (=be afraid for the safety of sb. or sth.)為……擔(dān)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)擔(dān)心??
312．feed (sb.) on sth. 靠吃……，用……喂養(yǎng)??
313．be fed up with (=be unhappy, tired about sth. dull)厭煩，膩了??
314．feel like (=have a desire for)想要??
315．fill in填寫??
316．fill out (=fill in)填寫??
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)干冒險事??
319．set sth. on fire (=set fire to sth.)使……著火，放火??
320．a(chǎn)t first sight (=when first seen)乍一看，一見??
321．for the first time第一次（作狀語）??
322．in the first place首先，第一??
323．fit into剛好放入??
324．fit in with (=suit, fall into agreement)合適，相配，一致??
325．(be) fit for (=right and suitable for)適合??
326．focus on (=concentrate on)集中在……上??
focus sth. on把……集中在……上??
327．be fond of喜歡??
328．(be) in force有效，實施??
329．go into force開始生效??
330．by force靠武力，強行??
331．force...on把……強加給……??
332．in the form of以……形式??
333．be fortunate in幸運，有好運氣??
334．free of charge免費??
335．be freed from免受，沒有……??

336．in front of在……前面??
in the front of在……前部??
337．furnish...with (=supply)向……提供??
338．in general (=in most cases, usually)通常??
339．catch (or get) a glimpse of瞥見（強調(diào)結(jié)果）??
take a glance (or look) at看……眼（強調(diào)動作）??
340．be good for對……有好處；對……有作用??
be good at擅長于；be good to對……好??
341．in good time (=early)早早地（做完，到達等）??
342．for good (=for ever)永遠地，長期地??
343．take...for granted (=assume to be true)把……認(rèn)為理所當(dāng)然的??
344．be grateful to sb. for sth.因……感謝某人??
345．on the ground(s) of (=because of) 由于……??
346．fall to the ground（計劃，希望等）失敗，落空??
347．on one’s guard (against) 謹(jǐn)防，警惕??
(be)on guard站崗??
348．guard against (=defend，keep safe) 警惕,防止guard...against警衛(wèi)……防止??
349．guess at猜，估計??
350．by guess靠猜??
351．be guilty of犯有……罪或過失??
352．be in the habit of習(xí)慣于??
353．break off (a habit)改掉（某種習(xí)慣）??
354．break sb. of (a habit)使某人改掉（某習(xí)慣）??
355．get (fall) into the habit of養(yǎng)成了……的習(xí)慣??
356．come to a halt (=stop) 停止；停住??
357．a(chǎn)t hand在手邊，眼前（附近）??
358．by hand用手工（做）??
359．hand in glove (with)狼狽為奸，密切合作??
360．in hand 1）在手邊2)(=under control)控制住??
361．in the hands of由……掌握，控制，負(fù)責(zé)??
362．live from hand to mouth勉強度日，現(xiàn)掙現(xiàn)吃??
363．a(chǎn)t the head of在……的前頭??
364．head for (=move towards)向……方向前進??
365．hear of (=know about)聽人說起，聽說過??
366．a(chǎn)t heart (=in reality)內(nèi)心里，實際上??
367．in one’s heart (of hearts)內(nèi)心深處，事實上??
368．by heart (=by memory)熟記，背（誦）??
369．to one’s heart’s content盡情地??
370．with all one’s heart全心全意地，真心實意??
371．hinder...form (=stop...from)阻礙，使……不能做??
372．be (go) on holiday在（去）度假??
373．be (feel) at home (=to be comfortable; not feel worried)感覺合適，無拘束，熟悉??
374．be honest in誠實??
375．in one’s honour (or in honour of)祝賀，紀(jì)念??
376．on one’s honour以某人的名譽擔(dān)保??
377．hope for希望（某事發(fā)生），希望有??
378．to one’s horror令某人感到恐懼的是??
379．in a hurry (=hastily)匆忙地??
380．be identical with (=exactly alike)和完全相同??
381．be identified with被視為與……等同??
382．in ignorance of不知道……??
383．be ignorant of (=lacking knowledge）對……不了解，不知道??
384．(an) impact (on)對……的強烈影響??
385．impose...on把……強加給??
386．impress...on給……留下印象??
387．make (leave) an impression on sb. =give sb. an impression給……留下印象??
388．under the impression that有……的印象，認(rèn)為??

389．improve sth. (make sth. better)把原物改進??
improve on (=produce or be sth. better than...)另做一物比原物更好??
390．improve in (=get better)有改進，好些??
391．improvement in表示原物有改進，好轉(zhuǎn)??
392．include...in把……列在……里面??
393．inclusive of把……包括在內(nèi)??
394．independent of獨立的，不受約束的??
395．indicative of表明，說明??
396．be indifferent to (=not interested in)對……漠不關(guān)心，冷淡，不在乎??
397．(be) inferior to (=less good in quality or value)比……差；superior to比……好??
398．inform sb. of sth.通知，告訴??
399．be innocent of無罪的，無辜的??
400．insist on (=order sth. to happen)堅持要??
401．instead of (in place of)代替，而不是……??
402．instruct...in (=teach)教，指導(dǎo)，訓(xùn)練某人……??
403．insure... for把……保險（多少錢）；ensure使安全；assure...(of)使……確信，保證??
404．insure...against保險……以防??
405．intend...for打算把……給??
406．(be) intent on專心致志，堅決??
407．in the interests of符合……的利益??
be interested in對……感興趣??
408．interfere in干涉，interfere with打攪，干擾??
409．a(chǎn)t intervals每隔一會兒，每隔一段距離??
410．intervene in干預(yù)??
411．invest in投資??
412．be involved in (=become connected or concerned)卷入，參加??
413．by itself (=alone, without help)單獨地，靠自己??
414．in itself本身；of itself自發(fā)，自然??
415．be jealous of妒忌??
416．jump at (=to be eager to accept)搶著接受，??
417．jump on (=scold, tell of)叱責(zé)??
418．junior to sb.年紀(jì)較……輕，職位較……低??
419．(be) keen on喜愛，渴望??
420．keep a close watch on (=keep a sharp lookout for)密切注視??
421．keep...to oneself (=keep secret)不告訴別人??
422．to (the best of) one’s knowledge據(jù)……所知??
423．a(chǎn)t large (=at liberty, free)在逃，逍遙法外??
at large (= in general) 一般來說，大體上??
at large (= at full length; with details) 詳細(xì)地??
424．lean against（背）靠著……??
425．a(chǎn)t least 至少；at most 至多??
426．(not) in the least 一點（也不），絲毫（也不）??
427．a(chǎn)t one’s leisure 在……有空的時候??
428．lend itself/themselves to 適合于（某用途）??
429．a(chǎn)t length (=after a long time，at last) 終于??
at length (=in detail，thoroughly) 詳細(xì)地??
430．go to any length 想一切辦法，盡一切力量??
431．be liable to (=be subject to) 易于……的，應(yīng)受（罰）??
432．be liable for 對……應(yīng)負(fù)責(zé)任的??
433．lie in 在于??
434．in life 一生中??
435．for life 終身??
436．in the light of (=considering；taking into account) 考慮到，根據(jù)??
437．throw light on (=make clear，explain) 使……更為清楚，提供線索，闡明??
438．in line with (=in agreement with) 符合，一致?? 389．improve sth. (make sth. better)把原物改進??
improve on (=produce or be sth. better than...)另做一物比原物更好