例句：

　　First, the expression must match all letters that need to be capitalized.

　　首先，表達(dá)式必須匹配所有需要大寫(xiě)的字母。

　　One worked hard and capitalized on an opportunity in Los Angeles.

　　其中一個(gè)很努力的工作，目標(biāo)是洛杉磯的一個(gè)工作機(jī)會(huì)。

　　Towns in the Northern colonies were centralized and compact.

　　北方殖民地的城鎮(zhèn)是集中而緊湊的。

　　It makes sense to have a centralized authority in charge of that, right?

　　那么有個(gè)中央權(quán)力機(jī)構(gòu)來(lái)負(fù)責(zé)就說(shuō)得通了，對(duì)嗎？