242. be used to do 被用來做…
243. as usual 照常
244. have a walk 散步
245. as well 也
246. as well as… 也,又
247. after a while 過一會兒
248. in a short while 沒一會兒
249. once in a while 偶爾
250. have a word with sb 與某人談話
251. in a word 總之
252. in other words 換句話說
253. work hard at 努力做某事
254. work out 可以解決,設計出,計算出,消耗完
255. out of work失業(yè)
256. worry about 擔心
257. be worth doing 值得做某事
258. be worthy of sth/being done
259. write to 給…寫信