313. be fed up with(=be unhappy, tired a bout 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 flame s 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&nb sp;into agreement) 合适, 相配, 一致
325. (be) fit for (=right and suitable f or) 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&nb sp;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)