文档介绍：一、常见的词根
able, abil=able 能够
ability, able, disable9 enable
Act=do 做
Actor, actress, activity, action, active, actual,dependent, spend,
Per=try 尝试
Experiment, experience,
Plat=flat 平坦
Plate, platform,
Fly=fold 折叠
Apply, reply, supply,
Point, punct=point, make sharp,尖，尖端 pointed, pointer, appoint, appointment, disappoint,
Police=state, city 城市，地区，国家
Police, policy, politics,
Popul, publ=people 人们
Population, popular, public, publish,
Port=carry 运送
export, support, transport,
Press=press 按压
Pressure, compress, express, expression, impressive,
Prim=first, chief,第一，主要
Primary, primer,
Pris, =take 拿取
Surprise,
Quest, quir, quis, quer=seek, search,搜索
Quest, inquest, question, request, conquer,
Quiet, qui=still 安静
Quiet, quietly, quickly
Quit=free 自由
Quit,
=salt 盐
Salt, salty, salad, salary,
=know 知道
Science, scientist, scientific,
, sent=feel 感觉
Sense, sensible, nonsense,
=serve, keep 保持
Service, servant, deserve, observe,
=sit,坐
President, consider,
=mark,标记
Signal, assign, assignment, design,
-stand 站立
Assist, assistant, consist, exist,
,summ=add up 添加
Sum, summit, summary, summarize,
=far 远的
Telegraph, telephone, television,
常见的前缀
表示否定意义的前缀
1） 纯否定前缀
dis-,dishonest, dislike
im-, ir-,impossible, irregular
ne-, n-, none, neither, never
non-, nonsense
neg-, neglect
un- una