1、Unit 15 Learning,Step One 构词助记,内容索引,Step Three 语境助记,Step Two 词义助记,Vocabulary Breakthrough,Step One 构词助记,A组 前缀 side n. adv.在一边，向一边 understand v. v.误解 willing adj. adj.不情愿的,aside,misunderstand,unwilling,B组 后缀 spell v. n.拼写 correct v. n.改正，改进 simple adj. v.简化 frank adj. adv.坦率地，真诚地 say v. n.格言，谚语 punis
2、h v. n.惩罚，处罚,spelling,correction,simplify,frankly,saying,punishment,think v. n.思考，考虑 defend v. n.保卫，保护 convention n. adj.传统的，保守的 benefit n. adj.有用的，有益的 appreciate v. n.欣赏,thinking,defence,conventional,beneficial,appreciation,C组 合成 adv.n. adj.杰出的，优秀的 adj.conj. adj.值得努力的 n.n. n.生物化学,outstanding,worthw
3、hile,biochemistry,D组 转化n.空白；空白表格adj.空白的 n.嫌疑犯v.怀疑n.首领；酋长；主要部分adj.最高级别的n.练习；训练v.钻孔；训练n.缺乏；不足vt.缺乏；没有,blank,suspect,chief,drill,lack,Step Two 词义助记,choose v. v. gain v. v. overlook v. v. important adj. adj. useful adj. adj. suppose v. v.,A组 同义词 right n. n. doubt v. v. guide v. v. exercise n. n. homewor
4、k n. n. gentle adj. adj.,correction,suspect,instruct,drill,assignment,mild,select,acquire,ignore,vital,beneficial,assume,B组 反义词 forwards adv. adv. believe v. v. strict adj. adj. disobey v. v. ordinary adj. adj.,backwards,suspect,loose,obey,outstanding,C组 形近词 buy v.购买 v.埋葬 lose v.失去 adj.不严谨的，放荡的 wild
5、 adj.野生的 adj.温和的 power n.力量 n.火药 follow v.接着 n.同伴,bury,loose,mild,powder,fellow,Step Three 语境助记,背诵经典 1.Frankly speaking，for lacking experience，the man was laid off from the job which once was thought secure. 2.Could you correct the spelling mistakes and fill in the blank with the saying or motto that you have selected? 3.To a certain extent，he is an outstanding golf player and has a good reputation. 4.The spy gained access to the triangle building and set off the powder. 5.He approved of the vital plan，which inspired us with confidence.,
