4.propaganda n. ①ideas, false or true information, etc. spread about officially, esp. by a government宣传，传播 ②organs for propaganda宣传机构 褒义贬义，体会明细！ propaganda作“宣传、广告”讲时常常带有贬义。 【作者建议】此词常含贬义，不可滥用。
5.panda n. a large bearlike animal with black and white fur, originally from China 大熊猫
6.agenda n. things to be done. business to be discussed at a meeting (会议)议程，日程，待议事项 总频率1次。 构词有法，扩散记忆！ 词根ag意思为“做”(do, act),-end是名词后缀，-a表示复数。ag做 -end名词后缀 -a复数→agenda→things to be done待做的事项→会议上待议的事项→议事日程。-a表示复数以-a结尾的词：phenomena现象(复数)→phenomenon现象(单数)；data资料(复数)→datumn资料(单数) 【典型例句】 Now, let’s come to item No.5 on the agenda. 现在让我们讨论议事日程上的第五项。
7.soda n. ①chemical substance in common use, a compound of sodium苏打 ②sodawater苏打水，汽水
8.idea n. a plan, thought, or suggestion for a possible course of action计划，主意，念头 总频率27次，词汇频率1次。 【典型例句】Somebody had the bright idea of recording the meeting. 有人想出了为会议录音的好主意。 【常用词组】 have no idea不知道，无能为力/not one’s idea of 对…无想法/put ideas in someone’s head使某人存奢望。
9.plea n. ①an eager or serious request恳求，请求 ②an excuse辩解，托词 【典型例句】 Their plea of national poverty rings a little hollow.他们关于国家贫困的托辞听上去有些空洞。 【常用词组】 cop a plea承认有罪以求轻判
10.pea n. a round green seed, used for food豌豆 【常用词组】 as like as two peas一模一样
11.area n. ①surface measure, extent of surface面积 ②part of the earth’s surface. region地区，地域 总频率28次,词汇频率1次。