1. [词海垂钓]从词典中“钓”出一串同根词吧。
① contra-
② super-
③ sub-
2. [望文生义]根据所学词根的知识推测下列单词的词义。
① inconvenient a.
② adventurist n.
3. [同义相连]将左栏中的单词和右栏中相对应的词义连接起来。
① conventioneer a.发明者；创造者
② inventor b.预防者；预防药
③ preventer c.冒险家
④ intervenor d.到会的人
⑤ adventurer e.干涉者
4. [词义判断]选择最恰当的词义。
① provenance n. A.避免 B.省长 C.来源
② eventuality n. A.发明 B.冒险 C.不测事件
③ prevenient a. A.领先的 B.预防的 C.流行的
5. [举一反三]根据已知单词的词义推断出其同根词的词义。
A. venture n.冒险；冒险行动→① venturesome a.
→② venturous a.
→③ venturer n.
B. convention n.惯例；常规→① conventional a.
→② conventionality n.
→③ conventionalize v.
6. [寻根问底]指出下列单词的词根并领会其词义的由来。
① advent n.（事件，时期等）出现，到来
② adventitia n. [解]外膜
③ adventitious a.外来的；偶然的
④ revenant n.（流放等后）归来的人；亡魂；鬼
⑤ venue n.集合地点；聚会地点[法律]犯罪地点
⑥ convent n.女修道院；女修道会
conventual a.女修道院的；似女修道院的
96. vert, vers [L]=to turn转
词根vert来自拉丁动词vertere，意为to turn（转，旋转，转变）。vers是这个动词的反复形式versare的词干部分，也是动名词versum的词干部分，可以用来构成动词、名词或形容词。
convert [con-(com-)表加强词义；vert = to turn 转变→] v. ① turn or change 改变；改成：to convert an old temple into a night school把旧庙改成夜校② transform转变，变换：to convert dollars into pounds把美元换成英镑
▽convertible [convert;-ible a.] a.可改变的；可转换的
conversion [con-;vers;-ion n.] n.变换；转化；更换
converse [con-(com-)表加强词义；vers=to keep turning不断转变；-e→“to keep turning one's ideas into another's, or exchange ideas不断把自己的想法变成对方的想法，交换看法”→] v. talk familiarly交谈；谈话/Whom did you converse with just now?刚才你和谁交谈了？
▽conversation [convers(e);-ation n.] n.谈话；会话
conversable [convers(e);-able a.] a.容易谈得来的；健谈的
reverse [re-=back, against回，反；vers=to turn转；-e→] v.① turn back;return回转；倒退：He reversed at the gate.他在大门口转过身来。② turn upside down, inside out, etc.颠倒；翻倒等：He reversed the coat so that the fur was on the outside.他把大衣翻过来，让毛皮露在外面。
▽reversion [revers(e);-ion n.] n.反转；反向
reversible [revers(e);-ible a.] a.可逆的；正反两面可用的
universe [uni=one, or the whole一体，整体；vers=to keep turning不断旋转；-e→“the whole heavenly body that was supposed to keep turning round the earth在前人看来不断绕地球旋转的整个天体”→] n. the cosmos;the whole world;all things in the world宇宙；世界；天地万物：Our earth is only a small part of the universe.我们的地球只是宇宙的一小部分。
▽universal [univers(e);-al a.] a.宇宙的；全世界的；全体的
university [univers(e);-ity n.] n.综合性大学（各学科共一体）
avert [a- (ab-) = away 开；vert = to turn 转→] v. ① turn away 转开：When he showed his wound , she averted her face.他露出伤口时，她转开脸。② ward off;prevent避开；防止：Preparedness averts peril.有备无患。
▽averse [a-;vers;-e] a.不情愿的；反对的
aversion [a-;vers;-ion n.] n.厌恶；反感；讨厌的人或物
divert [di-(dis-)=aside偏离；vert=to turn转→] v.① turn aside from a set course转变方向，转移：to divert the course of a river让河流改道②turn apart one's mind from work;distract or entertain使欢娱；娱乐：The students were diverted by a puppet show.招待学生们看木偶戏。
▽diversion [di-;vers;-ion n.] n.转向；转移；消遣；娱乐
diverse [di-(dis-)=away离开；vers=to turn转变；-e→“being turned away from the origin被转变离开原样的”→] a.① different or unlike不一样的：diverse ways不同的方法② various多种多样的：diverse suggestions各种各样的建议
▽diversify [divers(e);-ify v.] v.使不同；使多样化
pervert [per-=wrongly错误地；vert=to turn转变→]Ⅰv.① turn wrong or from the right course;corrupt使变坏；使堕落：to pervert one's mind腐蚀思想 ② turn from truth;wrest from the true meaning歪曲；曲解：to pervert the text intendedly故意曲解原文→Ⅱn. one who turns from the right course or corrupts入邪道者；堕落者
▽perverse [per-;vers;-e] a.不正当的；堕落的；违反常情的
perversion [per-;vers;-ion n.] n.走入邪路；堕落；歪曲
perversive [per-;vers;-ive a.] a.造成堕落的；歪曲性的
subvert [sub-=under下面；vert=to turn翻转→“to turn down from under从下面推翻”→] v. overturn from very foundation推翻，颠覆：They tried to subvert the republic.他们想颠覆共和国。
▽subversion [sub-;vers;-ion n.] n.颠覆
subversive [sub-;vers;-ive a.] a.颠覆性的；起破坏作用的
