1. [词根辨识]分析下列单词，指出其中dem（人民）的派生词。（提示：注意区分前缀de-跟mo开头的词干结合的单词与词根demo的派生词。）
demolish demoralize demobilize
demonstration democratically demote
2. [望文生义]根据所学词根的知识推测下列单词的词义。
① undemocratic a.
② democratization n.
3. [寻根问底]指出下列单词的词根并领会其词义的由来。
① epidemiology n.流行病学
② epidemiologist n.流行病学家
26. dic, dict [L]=to say说
词根dic是拉丁动词dicere的不定式词干；dict是动名词词干，意思都相当于to say（说）。在英语中，dic的派生词较少，dict的派生能力却很强。
indicate [in-=towards对；dic=to say说；-ate v.→“to say towards some-thing针对某事说话”→] v.① point out;make known指出；表明：The arrow indicates the direction of advance. 箭头指出前进方向。② show;suggest表示；暗示：High fever indicates severe illnesss.高烧表示病重。
▽indication [indicat(e);-ion n.] n.指示；象征
indicator [indicat(e);-or n.] n.指示者；指示器
indicative [indicat(e);-ive a.] a.指示的；象征的；陈述的
dictate [dict=to say说→saying话；-ate v.=to do做→“to do a saying做一次讲话”→] v.①say or read for another to write口述，使听写：He dictated a letter to the typist.他向打字员口授一封信。②say commands命令，支配：He will not be dictated to you.他不会听命于你的。
▽dictation [dictat(e);-ion n.] n.口述；听写
dictator [dictate(e) v.命令；-or n.=person人→“person who dictates laws, commands, etc.发布法令者”→] n. absolute ruler独裁者，专政者：fascist dictators法西斯独裁者
▽dictatorship [dictator;-ship n.] n.独裁；专政
dictatorial [dictator;-ial a.] a.独裁的；专政的
diction [dict=to say说话；-ion n.=the manner表行为方式→“the manner or art of saying说话的方式或艺术”→] n. choice of words and phrases in speaking措词，辞令：Bad diction marred the effectiveness of his speech.措词不当削弱了他讲话的效果。
dictionary [diction n. 措词；-ary n.=thing物→“book for diction措词用书”→] n. book explaining the use of words in a language词典，字典：an English-Chinese dictionary英汉词典
contradict [contra-=against 对抗；dict=to say 说→“to say against 以言相抗”→] v.① speak against反驳：Students may contradict their teachers.学生可以反驳教师。② deny否认：Don't contradict what you just testified.别否认你刚刚证实的东西。③ hold the opposite of同……矛盾：to contradict oneself自相矛盾
▽contradiction [contradict;-ion n.] n.矛盾
contradictory [contradict;-ory a.] a.矛盾的；对立的
dictum [dict=to say说；-um n.=thing done所做的事→“something said有人说过的话”→] n. saying;authoritative saying名言；格言：There is an old dictum that blood is thicker than water.古话说，血浓于水。
edict [e-（ex-）=out from 自……而出；dict=to say说→saying 话→“saying out from（the authorities）（当权者）发出的话”→] n. order issued by authority法令：the king's edict国王的命令
▽edictal [edict;-al a.] a.法令的
predict [pre-=beforehand事先；dict=to say说→“to say beforehand事先说出”→] v. say what will happen in the future;foretell预言；预告：The weather forecasting center predicted rain for tomorrow.气象站预告明天有雨。
▽prediction [predict;-ion n.] n.预言；预告
predictive [predict;-ive a.] a.预兆的
benediction [bene=good好；dict=to speak说；-ion n.=-ing表行为→“good speaking说好话”→] n. blessing祝福：sincere benediction诚心的祝福
▽benedictive [bene;dict;-ive a.] a.祝福的
malediction [male=ill, evil坏，恶；dict=to speak说；-ion n.=-ing表行为→] n. evil-speaking;curse诽谤；咒骂：irresponsible malediction不负责任的诽谤
▽maledictive [male;dict;-ive a.] a.诽谤的；咒骂的
