300. far from 非但不…(而且)

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

331. force…on 把…强加给…

332. in the form of 以…形式

333. be fortunate in 幸运,有好运气

334. free of charge 免费

335. be freed from 免受, 没有…

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 瞥见(强调结果) take a glance(or look) at看一 眼(强调动作)

340. be good for 对…有好处;对…有作用 be good at 擅长于; be good to 对…好

341. in good time(=early)早早地(做完.到达等)

342. for good (=for ever) 永远地, 长期地

343. take…for granted (=assume to be true) 把…认为理所当然的.

344. be grateful to sb. for sth 因…感谢某人

345. on the ground(s) fo (=because of) 由于…

346. fall to the ground (计划.希望等)失败,落空

347. on one’s guard(against) 谨防, 警惕 (be) on guard 站岗

348. guard against (=defend, keep safe)警惕,防止 guard…against 警卫…防止

349. guess at 猜, 估计

350. by guess 靠猜

351. be guilty of 犯有…罪或过失

352. be in the habit of 习惯于

353. break off (a habit) 改掉(某种习惯)

354. break sb. of (a habit)使某人改掉(某习惯)

355. get (fall) into the habit of养成了…的习惯

356. come to a halt (=stop) 停止; 停住

357. at hand 在手边, 眼前(附近)

358. by hand 用手工(做)

359. hand in glove(with) 狼狈为奸, 密切合作

360. in hand 1)在手边 2)(=under control)控制住

361. in the hands of 由…掌握, 控制, 负责

362. live from hand to mouth勉强度日,现挣现吃

363. at the head of 在…的前头

364. head for (=move towards) 向…方向前进

365. hear of (=know about) 听人说起, 听说过

366. at heart (=in reality) 内心里, 实际上

367. in one’s heart (of hearts)内心深处,事实上

368. by heart (=by memory) 熟记, 背(诵)

369. to one’s heart’s content 尽情地

370. with all one’s heart全心全意地,真心实意

371. hinder…form(=stop…from)阻碍,使..不能做

372. be (go) on holiday 在(去)度假 go on holiday = go for a holiday

373. be (feel) at home (=to be comfortable; not feel worried) 感觉合适，无拘束 ，熟悉

374. be honest in诚实

375. in one’s honour (or in honour of)祝贺,纪念

376. on one’s honour 以某人的名誉担保

377. hope for 希望(某事发生),希望有

378. to one’s horror 令某人感到恐惧的是

379. in a hurry (=hastily) 匆忙地

380. be identical with(=exACTly alike)和完全相同

381. be identified with 被视为与…等同

382. in ignorance of 不知道…

383. be ignorant of ( = lacking knowledge) 对…不了解,不知道

384. (an) impACT (on) 对…的强烈影响

385. impose…on 把…强加给

386. impress…on 给…留下印象

387. make (leave) an impression on sb. =give sb. an impression 给…留下印象

388.under the impression that有..的印象,认为

389. improve sth.(make sth. better)把原物改进 improve on(=produce or be sth. better than…) 另做一物比原物更好

390. improve in (=get better) 有改进, 好些

391. improvement in 表示原物有改进,好转

392. include…in 把…列在…里面

393. inclusive of 把…包括在内

394. independent of 独立的,不受约束的

395. indicative of 表明, 说明

396. be indifferent to (=not interested in)对…漠不关心, 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, 告诉

399. be innocent of 无罪的,无辜的

400. insist on (=order sth. to happen) 坚持要