1. [詞海垂釣]從詞典中“釣”出一串同根詞吧。
① im-(in-)
② per-(=through, by means of )
2. [同義相連]將左欄中的單詞和右欄中相對應的詞義連接起來。
① dependable a.藥劑師；自動售貨機
② suspensory b.可消費的；值得消耗的
③ dispenser c.可依賴的；可靠的
④ expendable d.補償?shù)模毁r償?shù)?/p>
⑤ compensative e.懸掛的；吊著的
⑥ compensable f.應予補償?shù)?/p>
3. [由此及彼]根據(jù)已知單詞的詞義推斷出其同根詞的詞義。
① depend v.依賴→interdepend v.
② expensive a.花費多的；昂貴的→inexpensive a.
4. [尋根問底]指出下列單詞的詞根并領會其詞義的由來。
① appendix n.書的附錄；闌尾
appendicitis n.闌尾炎
② pensile a.懸垂的
③ pensive a.沉思
④ pending a.懸而未決的
⑤ penduline n.筑懸巢的鳥
⑥ recompense n.賠償
⑦ pension n.養(yǎng)老金
pensioner n.可領取養(yǎng)老金的人
pensionable a.可領取養(yǎng)老金的
⑧ pendant n.垂飾；掛件
pendent a.下垂的；未決的
pendency n.未定；未決；待定；待決
69. pet, petit [L]=to seek, to strive尋求，追求
常用詞compete，competent，appetite和petition的詞根pet來自拉丁動詞petere，意為to seek（尋求）或to strive（追求）。petit是動名詞詞干，用以構成相應的名詞或形容詞。
compete [com-=together共同；pet=to strive追求；-e→“to strive together with others與他人共同追求”→] v. take part in a contest;be a rival比賽；競爭：Two teams competed for the championship.兩隊爭奪冠軍。
▽competition [compet(e);-ition n.] n.競爭；比賽
competitor [compet(e);-itor n.] n.競爭者；比賽者；敵手
competitive [compet(e);-itive a.] a.有競爭力的；比賽的
competent [compet (e) v.競爭；-ent a.=able to能……的→“able to compete能競爭到的”→] a. capable;qualified有能力的；勝任的：He is com-petent for the job.他能勝任那項工作。
▽competence [compet(e);-ence n.] n.能力；勝任
competency [compet(e);-ency n.] n.富裕收入；充裕
appetite [ap-(ad-)=to向；petit=to strive追求；-e→“striving to something對某種事物的追求”→] n.① desire欲望；愛好：She has an appetite for social activites.她愛好社交活動。② desire for food食欲：to have a good appitite食欲很好
▽appetitive [appetit(e);-ive a.] a.關于食欲的
appetizer [appetit(e);-iz(e) v.;-er n.] n.開胃品；刺激欲望的事物
appetizing [appetit(e);-iz(e) v.;-ing a.] a.開胃的；促進食欲的
appetent [ap-(ad-)=to向；pet=to seek追求；-ent a.=-ing……的→“seeking to a goal向某個目標追求的”→] a. eagerly desirous;longing渴望的：The patient was appetent for early recovery.病人渴望早日恢復健康。
▽appetence [ap-;pet;-ence n.] n.強烈的欲望；嗜好
petition [petit=to seek尋求；-ion n.=the act表行為→“seeking or asking尋求或請求”→]Ⅰn. request, or formal application請求；請愿書：to sign a petition for higher wages在要求加薪的請愿書上簽名→Ⅱv. make a petition;appeal請求；請愿：to petition for lower taxes請求降低稅收
▽petitioner [petition v.;-er n.] n.請求者；請愿人
petitionary [petition v.;-ary a.] a.請愿的；請求的
repetition [re-=again再；petit=to seek or ask追求，要求；-ion n.=the act表行為→“asking again再次要求”→] n.① saying again, or repeating重說；重復：His speech is full of repetition. 他的發(fā)言重復太多。② that which is repeated重復的事物：He succeeded after many repeti-tions.經(jīng)過多次反復，他終于成功了。
▽repetitious [re-;petit;-ious a.] a.重復的；羅唆的
repetitive [re-;petit;-ive a.] a.重說的；反復的
impetus [im-(in-)=into, on進，向前；pet=to strive追求；-us n.=thing事物→“thing that makes one strive on使人向前追求的因素”→] n. moving force;impulse動力；促進：The new policy gave an impetus to production.新政策促進了生產。
impetuous [im-(in-)=on向前；pet=to strive追求；-u-;-ous a.=inclining to 傾向……的→“inclining to strive on 喜歡一直向前追的”→] a.① moving violently or rapidly猛進的：an impetuous wind一陣猛風② acting with sudden immpetus沖動的，魯莽的：an impetuous deci-sion草率的決定
▽impetuosity [impetuo(u)s;-ity n.] n.猛進；魯莽
