pain-killer
＋
＝
.
3
color- blind
＋
＝
.
4
sleep-walk
＋
＝
sleep-walker
.
5
1. 合成名词
(1) n+n air conditioner blood pressure income tax credit card
(2) adj + n central bank fast food
1. 前缀:
Pre- （前） Re- (重新) dis- （不）
Pre-reading, preview, prepay Rewrite, reconsider, reuse disagree , dislike , disappear
in/im- （不） incorrect , impossible
_b__o_il_in_g__ water. (boil)
14. Thank you for your _k_i_n_d_n_e_s_s_. (kind)
15. Many college students work while they
are studying because they want to make
airplane—plane
laboratory-lab
mathematics--math
advertisement—ad
examination--exam .
20
另外还有许多缩写词是由各个单词的首字母组成.
CD ( compact disk)
CCTV( China Central Television)
看孩子
empty-handed 一无所获的
.
9
派生词（derivation）
•加前缀：
happy --- _u_n_happy • 加后缀：
develop --- develop_m__e_n_t__
•既加前缀又加后缀：
employ ---_u__n_employ_m__e_n_t__
.
10
派生法（Derivation）---词缀法
unfair darkest disagree freedom
转化词(将一种词性转化成另一种词性):
lock place nurse
.
1
构词法
合成(Compounding)
构词法： 派生法（Derivation）
【前缀/后缀】
转化法（Conversion）
【词性转换】
.
2
合成词 Compound
7. Please give me some reference work. It
will _s_im__p_li_fy__ my task. (simple)
8. The boy had the _a_p_p_e_a_r_a_n_c_e_ of being
half starved. (appear)
反义
correct
n.
残疾的
dependable
disable
n.
possible
n.
disability possibility
correction
反义
wrong
graduation
近义
mistaken Words Building
n.
n.
mistake
graduate
误解
misunderstand
anti- (阻止，抗)
antiwar, anti-Japanese war
under-
underground, under-develop
（在……下， 在……中）
.
12
2. 常见的后缀
1).名词后缀 ：
-er -or -tion -ment -ity -ist -hood -ion
请将以下单词和上列相应的后缀相连，组成新词：
3）. 副词性的词缀：
-ly -wards
quickly, softly, yearly backwards, forwards
.
15
转化法（Conversion）
taste
n. 味道 It has a good taste. v.尝起来 It tastes very good.
record
n.记录
NBA (National Basketball Association)
UFO( unidentified flying object)
UN( United Nations)
ID( identification)
USA( United States of America)
.
21
构词法精练
Use the appropriate form of the words to fill in the blanks. 1. He was one of the best _p_la_y_e_r_s_ in yesterday’s football match. (play) 2. Look! How _h_a_p_p_il_y_ Kate is laughing! (happy) 3. It snowed _h_e_a_v_il_y_ last night and now the streets are covered with snow. (heavy) 4. Edison was a great _in_v_e_n_t_o_r_. During his life he had many _in__v_e_n_ti._o_n_s_. (invent) 22
.
14
2）.形容词后缀：
-ous -ful -able, -ible -ant, -ent -ary
dangerous, humorous helpful, careful comfortable, responsible important, excellent military, voluntary
按括号内的要求改写下列单词:
rain(形容词) _r_a_in__y___ agree(反义)_d__is_a_g_r_e_e__ nation(形容词)_n_a_t_i_o_n_al farm(人)__f_a_r_m__e_r__ recent(副词)_r_e_c_e_n_t_l_y friend(形容词)_f_r_i_e_n_d_l_y hope(形容词)_h_o_p_e__f_ul back(形容词)_b__a_c_k_w_a_r_ds visit(名词)_v_i_s_it_o_r____ home(形容词) _h_o_m__e_l_e_ss eight(序数词)_e__ig_h_t_h__ true(名词)_t_r_u_t_h______ America(形容词)A__m_e_r_i_c_an China(形容词)_C_h__in_e_s_e_
词根
大学生
understand
undergraduate
词根
.
17
词根
独立的
不可能的
反义
correct
反义
adj. 反义
n.
残疾的
n.
近义
Words Building
n.
误解
词根
大学生
.
n.
n.
词根
18
root
adj
残疾的
independent
depend
dependable
disable
独立的
some money for their college _e_x_p_e_n_s_e_s_ .
(expensive)
16. Most international _b_u_s_i_n_e_s_s_ letters are
written in English, too. .(busy)
25
17. The boy noticed an _u_n_c_o_r_r_e_c_te_d_ mistake on his paper, but he decided not to say anything about it. (correct) 18. When in Rome, do as the _R_o__m_a_n_s_ do. (Rome) 19. The teacher was pleased with her _h_o_n_e_s_t_y. (honest) 20. The mother didn’t know why her daughter was crying __n_o_is_i_ly_. (noise)
Classify: pathway freedom darkest place unfair
lock everyday riverside nurse disagree
合成词(有两个或更多的词合成一个词):
everyday pathway riverside
派生词(在词根上加上前、后缀构成另外一个词):
9. The police have __u_n_c_o_v_e_r_e_da plot
against the President. (cover)
10. The doctor said that Mary’s mother
needed an o_p__e_ra_t_io_n__.(operate)
work, educate, develop, visit, satisfy, teach, sail, ability, piano, art, child, act, brother, solute, conclude, move,possible
.