单词不用背：记住300个词根词缀足够了

Part1　200多个必须牢记的词根
am/2
ag/2
agri（agro，agr）//3
alt//4
alter（altern，ali）//5
ambul //6
anim//7
ann（enn）//7
anthrop //8
apt（ept）//8
aqu//09
arch//0
art //10
astro（aster） //1
audi（aud） //2
……
Part2　100多个需要掌握的前缀
a-//
ab-//0
abs-//0
ac- //0
ad-//1
af-//31
ag- //1
al- //1
ambi-，amphi- //2
ante- //2
anti- //2
ap-//3
apo- //33
as- //3
auto- //3
……
Part3　70多个一定要熟悉的后缀
-able //170
-aceous，-acious //170
-acy //170
-ade //170
-age //170
-al//170
-an//171
-ance//171
-ant //171
-ary //171
-ate//172
-atic//172
-ation//172
-ative// 172
……