231. emerge from ( =appear, become known ) 出现, 暴露(问题. 意见等)

　　232. place(or put, lay) an emphasis on 强调, 把重点放在…上

　　233. encourage sb. in 鼓励; encourage sb. in hisher work 鼓励某人工作; encourage sb. in hisher idleness 怂恿某人游手好闲

　　234. encourage sb. in …with sth. 用…鼓励某人做某事

　　235. on end (=continuously) 连续地

　　236. (be) at an end (=finished) 结束了

　　237. no end of (=very manymuch) 很多,大量

　　238. in the end (=finally, eventually) 最终

　　239. at one’s wit’s end (=not knowing what to do or to say) 无法可想, 智穷计尽

　　240. end up with 以…而结束