bus n. 公共汽車(take the bus/乘公共汽車; get on[off] a bus/上[下]公共汽車);
business n. 商業(yè);買賣;交易;生意;事情
busy adj. 忙碌的;熱鬧的(be busy with [about, in]/忙于; keep sb. busy/不讓某人空閑);
but prep. 除……以外 conj. 而是，但是; adv. 幾乎，僅僅(but for/要不是) ;
buy v. 買; (but – purchase 購(gòu)買)
by prep. 在附近，在旁邊;經(jīng)，由;依據(jù)，按照;通過(guò);用 adv. 通過(guò)，經(jīng)過(guò);附近( by air/railway/sea/plane/bus/乘飛機(jī)/火車/船/飛機(jī)/公共汽車; pass by/經(jīng)過(guò);by the rule/按規(guī)則; by oneself/單獨(dú)，獨(dú)自);
cake n. 蛋糕，餅(a piece of cake/[口]輕松的事，愉快的事);
calculate v. 計(jì)算，考慮(calculate on (upon)/指望著，期待著); (calculate – count – figure 計(jì)算)
call n.叫聲;命令，號(hào)召; v. 呼叫;召集;稱呼;打電話(call for/需要;要求; call off/取消; call on/拜訪; call for help/呼救; call sb. /叫……;給……打電話);
calm adj. (天氣、海洋等)靜的 v. (使)平靜，(使)鎮(zhèn)定;平息(keep calm!/安靜! 保持鎮(zhèn)靜! calm down/使平息，使平靜);
campus n. <美>校園(campus activities/校內(nèi)活動(dòng); on(the) campus/在校內(nèi));
can v. 裝進(jìn)罐中;把食品裝罐 n. 罐頭，鐵罐 v. 能，可以( can not but/[后接動(dòng)詞原形]不得不; can not...too [over]...越……越好 (e.g. You can not be too [over] careful. 你越仔細(xì)越好。);
campaign n. 競(jìng)選運(yùn)動(dòng);運(yùn)動(dòng) (a campaign against [for] ... 反對(duì)[贊成]…的運(yùn)動(dòng))
campus n. 〔美國(guó)〕校園 (on (the) campus 在校內(nèi))
Canada n. 加拿大;