1. [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 replenished a.已補充的→unreplenished a.
② complete a.完整的→incomplete a.
2. [同義相連]將左欄中的單詞和右欄中相對應(yīng)的詞義連接起來。
① plenitude a.完成；實現(xiàn)
② completion b. [生]互補作用
③ complementation c.充滿，充斥；過飽
④ repletion d.增補，補充；追加
⑤ supplementation e.完全，充分；充足，豐富
3. [望文生義]根據(jù)所學詞根的知識推測下列單詞的詞義。
已知：potence n.=power;lun=the moon
求：① plenipotence n.
② plenilune n.
4. [尋根問底]指出下列單詞的詞根并領(lǐng)會其詞義的由來。
① plenary a.完全的；全體出席的
② plena a.充實的
③ plenish v.裝滿
plenishment n.裝滿
④ plenism n.宇宙充滿物質(zhì)論
⑤ expletive a.填補的，補足的 n.填充詞，虛詞
⑥ aplenty a.豐富的，充裕（提示：a-=on;in）
5. [節(jié)外生枝] plen有兩個異體ply和plish，主要出現(xiàn)以下常用詞中。
① supply v.供給，供應(yīng)；彌補；滿足
supplier n.供應(yīng)者
suppliable a.可供給的，可供應(yīng)的
② accomplish v.達到，完成；實現(xiàn)
accomplishment n.成就，成績
71. plic, plicate, ply [L]=to bend or fold彎，折
常用詞apply，appliance，applicant，application之間存在著詞義相連的派生關(guān)系。這組詞中包含的ply（pli），plic，plicate都是拉丁動詞plicare的詞根。plic是不定詞干，plicate是動名詞干；pli是plic在法語中的形式，ply則是pli經(jīng)英語“正字”之后的標準形式，只能出現(xiàn)在動詞的詞尾。這些異形根形式多樣,詞根的基本義卻較簡單，相當于to fold（折）或to bend（彎）。
apply [ap-(ad-)=to向；ply=to fold折→“to fold to something so as to attach it折向某物以便與之相連”→] v.① put to use運用，應(yīng)用：to apply the brakes 扳閘剎車 ② be suitable 適用：The theory doesn't apply in this case.這個理論在此行不通。③request（to attach to）申請（參與）：She applied to several colleges.她向好幾個大學申請入學。
▽appliance [appli (=apply);-ance n.] n.器具，器械；應(yīng)用
applicable [ap-;plic;-able a.] a.可應(yīng)用的；適用的
applicant [ap-;plic;-ant n.] n.申請者
application [ap-;plicat;-ion n.] n.申請；申請書
imply [im-(in-)=in進；ply=to fold折→“to fold in so as not to show out折進去以免直露”→] v.① indicate or suggest without words暗指，暗示：His actions implied a lack of faith. 他的行為暗示缺乏信任。② involve as necessary必然包含：A fair trial implies a jury that is not biased.一場公平審判的前提是陪審團必須公正不倚。
▽implicit [im-;plic;-it a.] a.含蓄的；內(nèi)含的
implicate [im-;plic;-ate v.] v.涉及；意味著；暗指
implication [im-;plic;-ation n.] n.涉及；暗示，暗指
reply [re-=back回；ply=to fold折→“to fold back折回”→] v.① respond by action反應(yīng)，回應(yīng)：to reply to the enemy's fire反擊敵火的炮火② give an answer回答，答復(fù)：to reply to a question回答問題
▽replicate [re-;plic;-ate a.] a.折轉(zhuǎn)的，反折的
replication [re-;plic;-ation] n.反折；回答
multiply [multi=many多；ply=to fold折→“to fold many times折疊多次”→] v. ① (cause) to grow in number（使）增加：Problems multi-plied under his leadership.由于他的領(lǐng)導(dǎo)，問題增多了。② find the product by multiplication乘：to multiply 3 by 4 3乘4
▽multiplier [multipl(y);-ier n.] n.乘數(shù)
multiplication [multi;plic;-ation n.] n.增加；乘法
comply [com-=together一起；ply=to bend彎→“to bend together一起彎下腰來”→] v. obey依從，服從：to comply with rules遵守規(guī)則
▽compliance [compl(y);-iance n.] n.依從；服從
compliant [compl(y);-iant a.] a.依從的；服從的
compliment [compl(y);-iment n.] n.恭維（話）
complicate [com-=together一起；plic=to fold折；-ate v.=to make使……→“to make (things) fold together使事物折疊在一起”→]Ⅰv. make intricate or difficult使復(fù)雜化：There is no need to complicate matters.沒有必要使事情復(fù)雜化。
▽complication [complicat(e);-ion n.] n.糾紛，復(fù)雜；復(fù)雜化
explicate [ex-=out出；plic=to fold折；-ate v. =to make使……→“to make something fold out to be seen使某物折翻外露”→] v. explain in detail解釋，說明：to explicate a theory闡述理論
▽explication [explicat(e);-ion n.] n.說明，闡述
explicative [explicat(e);-ive a.] a.解釋的，說明的
explicit [ex-;plic;-it a.] a.詳述的，明確的
explicable [ex-;plic;-able a.] a.可解釋的，可說明的
supplicate [sup- (sub-) =under 下；plic =to bend 彎；-ate v. =to make使……→“to make to bend under somebody使向某人彎下腰”→] v. beg humbly懇求，哀求：to supplicate for pardon求饒
▽supplication [supplicat(e);-ion n.] n.懇求，哀求；祈求
supplicatory [supplicat(e);-ory a.] a.懇求的，哀求的
supplicant [sup-;plic;-ant n.] n.懇求者，哀求者
