1.generic a．种类的（relating to or having the rank of a biological genus）；类属的(relating to or characteristic of a whole group or class)

词根记忆：来自genus(n.种类)；注意不要和genetic(a．遗传的；起源的)相混

例：In addition to imposing a price freeze, the government encouraged doctors to prescribe generic versions of common drugs instead of the more expensive brand-name versions.

派生词：generically( ad. -般地；类属地)

2.genetic a．基因的，遗传的(of．relating to，or controlled by genes)

词根记忆：来自gene(n．基因)

例：genetic code遗传密码

派生词：genetics(n.遗传学)：genetically( ad.由基因决定地)

3.genial a．亲切的(gracious)：和蔼的(friendly)

联想记忆：gen(产生)+ial-产生好感的-亲切的

注意：genital(a．生殖的)

例：a genial character和蔼的性格

4.gentry n.贡族，绅士，上等人(people of gentle birth, good breeding, or high social position)

联想记忆：gen(产生)+try_出生于高贵门第--贵族

例：The political and social privileges enjoyed by the landed gentry would have been destroyed.

5.genuine a．真正的(real, actual)

词根记忆：genu(=gen产生)+ine --产生，来源清楚--真正的

例:genuine leather真皮

6.geographic a．地理的：地理学的(of or relating to geography)

词根记忆：来自geography(n．地理)

例：The North Pacific populations of seals and sea lions cover a wider geographic area than does the population of sea otters.

同根词：geographer(n.地理学者)

7.geological a．地质的(of, relating to, or based on geology)

词根记忆：来自geology(n.地质学)

例：The ways in which a particular geological phenomenon is exceptional are detailed and classified.

派生词：geologically( ad.从地质学角度)

同根词：geologist(n．地质学家)

8.geoNogist n.地质学家(a person who deals with the history of the earth and its life)

词根记忆：geo(地，地球)+log(记录)+ist(专家)-记录地球的专家-地质学家

例：Henry's findings provided support for an assumption long held by geologists.

同根词：geography(n．地理学)；geocentric(a．以地球为中心的)

9.geometric a．几何的(of, relating to, or according to the methods or principles of geometry)；成几何级数增长的(increasing in a geometric progression)

词根记忆：来自geometry(n．几何学)