criminal n. 罪犯，犯罪者adj. 犯罪的，犯法的，罪恶的(criminal act/犯罪行为);
crisis n. 疾病的转折点(或转好或恶化)，危机(at a crisis/在紧急关头);
critical adj.评论的, 批评的, 危急的, 临界(be critical about/爱挑剔); criticize v. 批评，责备
(criticize sb. for doing sth. /责备某人做某事);
cross n. 十字，交叉v. 使交叉，横过;
crowded adj. 拥挤的，塞满的;
crucial adj.至关紧要的;
crueladj. 残酷的，悲惨的;
cry vi. 哭，流泪v. 叫，喊n. 哭泣，哭声，叫喊，喊声
(cry out/喊出声，抱怨);
culture n. 文化，文明;
cure v. 治愈，治疗n. 治愈，痊愈
(beyond cure/不可救药);
curious adj. 好奇的，求知的(be curious about/对(某事物)感到好奇);
current adj. 当前的，通用的n.电流，水流，气流;
custom n. 习惯，风俗(the Custom/海关);
cut v. 切(割、削)，剪，截 n. (刀、剑、鞭等的)切削，伤口，切口(cut down/减少;减低by the rule/按规则
by oneself/单独，独自，没有人帮助
continent n. 大陆，陆地;
continue v. 继续，连续，延伸
(continue doing sth/持续做某事,
to be continued/待续(用于报刊上连载的文章等);
continuous adj.连续的, 持续的;
contract n. 合同，契约v.使缩短
(make a contract with/与……签定合同);
contrary adj. 相反的，逆的
(be contrary to/与……相反
on the contrary/(与此)相反，(不是……)而是);