Exercise

　　The intentional termination of life of one human being by another - mercy killing （安樂死） - is contrary to that for which the medical profession stands and is contrary to the policy of the American Medical Association.

　　Put them all together, exalt（提高）them above their present imperfections, add to them the vision of humankind redeemed, forever free of need and strife（爭議）and you have a future lighted with the radiant colors of hope.

　　More than three million people live in inner London, and nearly five million people live in the surrounding suburban area, which is made up of formerly separate villages that have merged to form what is now called outer London

　　要點分析和參考譯文

　　要點：句子主干有兩個并列的謂語部分，即" is contrary to……and is contrary to……。" 詞組mercy killing 是對前面內容的概括。for which the medical profession stands 是"that"的定語從句。
　　參考譯文：有意識的結束一個人的生命——安樂死——既違反了醫(yī)學界的職業(yè)立場，也違反了美國醫(yī)學會協(xié)會的宗旨。

　　要點：此句的主干是一個由and 連接的并列結構。第一部分有幾個并列祈使句組成，第二部分是一個完整的主謂結構，全句主干即"Put…exalt…，forever free … strife and you have a future…colors of hope.由于第一部分并列祈使句較長而第二部分較短，而且連接兩部分的and前面有存在著另外一個and（need and strife）從而致使句子的結構較復雜，不易看出主干的并列結構。
　　參考譯文：把這一切集合起來，加以提高，使之超越現存的缺點，再加上人類得到拯救的憧憬，永遠無求無爭，那么你將有一個閃耀著希望的絢麗多彩的未來。

　　要點：全句為并列復合句。 "and"連接并列句。第二個句子是主從復合句。"which"引出非限制性定語從句，修飾"area"."that " 引出限制性定語從句，修飾 "villages"."what" 引出名詞從句作"form"的賓語
　　參考譯文：三百多萬人口居住在倫敦市區(qū)，將近五百多萬人口居住在周圍的郊區(qū)——這些郊區(qū)由原來分散的村莊構成，逐步形成如今被稱為的外倫敦。