内容正文:
英语
精讲册
1
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专题九
构词法
目录
CONTENTS
1
命题点1 派生法
2
命题点2 合成法
3
命题点3 转化法
派生法
考向 1 前缀(前缀一般只改变词的意思而不改变其词性)
1. 表否定意义的前缀
在一个单词前面或后面加上一个词缀构成新词,这种构词法叫作派生法。加在单词前的词缀叫前缀,加在单词后的词缀叫后缀。
前缀 含义 例词
un- 不 able→unable usual→unusual happy→unhappy
comfortable→uncomfortable
专题九 构词法
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前缀 含义 例词
in- 不 active→inactive correct→incorrect
expensive→inexpensive complete→incomplete
im- 不 polite→impolite patient→impatient
possible→impossible
dis- 不 like→dislike appear→disappear
agree→disagree honest→dishonest
non- 不;非 smoker→non-smoker native→non-native
专题九 构词法
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2. 其他
前缀 含义 例词
mis- 错误地 understand→misunderstand
lead→mislead
re- 再;又 view→review write→rewrite
inter- 相互;交互在一起 net→Internet national→international
en- 使可能 rich→enrich able→enable
courage→encourage
tele 远 phone→telephone vision→television
专题九 构词法
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1.Which of the following prefixes(前缀) can turn “agree” into its antonym(反义词)? ______
A.un- B.im- C.in- D.dis-
2.Which of the following prefixes(前缀) means “doing again”? ______
A.en- B.dis- C.un- D.re-
3.Which of the following words is formed like “unimportant”? ______
A.afternoon B.incorrect
C.scientist D.hopeful
D
D
B
专题九 构词法
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4.In China,it’s ___________(polite) to use your chopsticks to hit an empty bowl,or point at anyone with your chopsticks.
5.Li Jun was ___________(lucky) because his car broke down yesterday.
6.—Our neighbour next door is putting something on the wall.
—It’s (possible) to sleep with all that noise.
7.Poor little girl! It is _________(fair) for her to suffer so much. Let’s give her a hand.
8.If we don’t take action to protect the forests, they will soon ___________(appear).
impolite
unlucky
unfair
disappear
impossible
专题九 构词法
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9.Sandy was _________(able) to move the heavy box. She had to ask her father for help.
10.Tim felt excited because he