1.execute v.执行(to carry out fully)；制成(to make or produce)

词根记忆：ex+ecu( =secu跟随)+te--跟随下去--执行

例：The workers have been trained to execute one operation efficiently.//None of the contemporary paintings are executed as skillfully as the older paintings.

派生词:execution(n．实行．执行)；executive(a.行政的；n.行政领导，经理)

同根词：executioner(n.刽子手)

2.executive n.执行者(one that exercises administrative or managerial control);a．行政的；经营管理的(of or relating to the execution of the laws and the conduct of public and national affairs)

词根记忆：Chief Executive Officer(首席执行官)，缩写CEO

例：The following appeared as part of a plan proposed by an executive of the Easy Credit Company to the president.

同根词：executant（n．执行者;演奏者）；executable（a．可执行的：可实行的）

3.exemplary a．榜样的，模范的(serving as a pattern)

例：Jet engines have achieved exemplary performance and safety records.

4.exemplify v.是（或成为）…的典型（或榜样），例示(to be an instance of or serve as an example)

例：Your diligence exemplifies the characteristics of a good employee.

5.exempt v.免除，豁免(to excuse, release)；a．(from)被免除的(free or released from some liability or requirement to which others are subject)

联想记忆：ex（出）+empt(拿)一拿出去--免除

例：The legislation exempts all small businesses from paying any minimum wage.//Citizens who fail to earn federally taxable income are exempt from the state sales taxin this countr3t.

同根词：preempt(v.先取，占先)

6.exert v.发挥、运用（力量等）(to put( oneself) into action or to tiring effort)；施加(to employ, to wield)

词根记忆：ex（出）+en（能量）--使出能量--发挥，运用

例：This theory asserts that climatic factors exert the same regulatory effect on populations.

同根词：inert(a．惰性的，不活跃的)

7.exhale v.呼出，呼气(to breathe out)

词根记忆：ex(出)+hale(气)一呼出，呼气

例：Every time a human being or other mammal exhales, there is some carbon dioxide released into the air.

派生词:exhalation(n.蒸发；呼气)

同根词：inhale(v.吸入，呼入)

8.exhaust v.用尽(to use up);n.（机器排出的）废气(the fumes or gases released)

词根记忆：ex(出)+haust(抽水)--抽干--用尽

例：Oil reserves of the country are exhausted.//automobile exhaust汽车尾气

派生词:exhaustion(n.彻底;耗尽）

9.exhaustive a.详尽的，无遗漏的(complete, thorough)

例：an exhaustive analysis详尽的分析

10.exile v./n.放逐，流放(to banish or expel)

词根记忆：ex(出)+ile--赶出--放逐

例：The country exiled some 160,000 criminals to an iso lated island.