1. [詞海垂釣]從詞典中“釣”出一串同根詞吧。
① en-（=on）
② counter-（=against）
2. [舉一反三]根據已知單詞的詞義推斷出其同根詞的詞義。
例：designate v.指派→redesignate v.再指派
① design v.設計→redesign v.
② sign v.署名→re-sign v.
③ assign v.分配→reassign v.
3. [詞義判斷]選擇最恰當的詞義。
① unsigned A.未署名的 B.非預謀的 C.未分配的
② unassigned A.未署名的 B.非預謀的 C.未分配的
③ undesigned A.未署名的 B.非預謀的 C.未分配的
4. [由此及彼]根據已知單詞的詞義推斷出其同根詞的詞義。
① significant a.有意義的→insignificant a.
② significance n.重要性→insignificance n.
5. [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 signer a.示意者；符號
② signaler b.設計者；時裝設計師
③ signifier c.信號員，通訊兵
④ consigner d.委托人；發(fā)貨人
⑤ designer e.簽名者，簽字者
6. [尋根問底]指出下列單詞的詞根并領會其詞義的由來。
① cosignatory a.連名簽署的
② countersignature n.副署簽名，連署簽名
③ equal-sign n.等號
④ insignia n.徽章，識別符號
⑤ predesignate v.預先指定
⑥ presignify v.預示，預兆
⑦ signet n.私章；小圖章
⑧ undersign v.簽名于（信、文件的）末尾
86. sist [L]=to stand站立
常用詞assist，consist，insist和resist的詞根是sist，它來自拉丁動詞sistere，意思是to stand（站立）。
assist [as-(ad-)=to, at在；sist=to stand站→“to stand at one's side站在某人身邊”→] v. help幫助：He assisted me in grading the papers.他幫我評閱考卷。
▽assistance [assist;-ance n.] n.幫助；援助
assistant [assist;-ant n./a.] n.助手；助理 a.輔助的；助理的
consist [con-(com-)=together一起；sist=to stand站→“to stand or place together站在或放在一起”→] v. ① be made up (of) 由……組成：Water consists of hydrogen and oxygen. 水由氫和氧組成。② be agreeable并存，一致：Theory should consist with practice.理論應與實踐相一致。
▽consistence [consist;-ence n.] n.堅固性；濃度；密度
insist [in-=on上；sist=to stand站→“to stand on站上，一直站著”→] v. declare firmly堅決主張；堅持認為：He insisted on his correctness.他堅持認為自己正確。
▽insistence [insist;-ence n.] n.堅持；堅決主張
resist [re-=against對抗；sist=to stand站立→“to stand against對立”→] v. fight against;oppose抵抗；反對：to resist an aggression反抗侵略
▽resistance [resist;-ance n.] n.抵抗；反抗
resistible [resist;-ible a.] a.抵抗得住的
exist [ex-=out出來；(s)ist=to stand站→“to stand out or forth站出來”→“to appear出現”→] v.① have an actual being實際存在：The Roman Empire existed for several centuries. 古羅馬帝國歷時數百年之久。② be real, or live生存：We can't exist without air.沒有空氣我們就無法生存。
▽existence [exist;-ence n.] n.存在；存在物；生存
persist [per-=throughout始終；sist=to stand站→“to stand throughout 始終站著”→] v.① continue firmly堅持：He persisted in the experiment and succeeded in the end.他堅持實驗終獲成功。② continue to exist繼續(xù)存在，持續(xù)：The bad weather will persist for several days.壞天氣還會持續(xù)好幾天。
▽persistence [persist;-ence n.] n.堅持；持續(xù)
desist [de-=away離開；sist=to stand站立→“to stand away from one's job離開工作站在一旁”→] v. leave off;cease撇下；停止：As soon as the teacher went away, they desisted from reading.老師一走開，他們就扔下書不念了。
▽desistence [desist;-ence n.] n.停止
subsist [sub-=under在……之下；sist =to stand站立→“to stand under some pressure 在壓力之下站立著”→] v. ① stand fast, or remain堅持；維持：A school cannot subsist without students.沒有學生學校就無法維持。② keep alive維持生活，生存：to subsist on wages靠工資為生
▽subsistence [subsist;-ence n.] n.生存；生活維持費
