第一大题:2.5.6T

　　1.Fbecauseafterthe17thcentury,morepeoplebegantospeakEnglishasaresultofEnglandconqueringotherpartsoftheworld.

　　3.F.becauselanguagesdon'tchangeoftenbutonlywhenpeoplescomeintoclosecontact.

　　4.F.becausethegovernmenthastousethelanguageofthecountrythatrulesit.

　　第二大题:...

　　.

　　Bythe1600s:Shakespeareusedawidervocabularythaneverbefore.

　　1620:BritihsettlersmovedtoAmericainthe"Mayflower"

　　Fromthe18thcentury:BritishcolonizedAustralia.

　　1765-1947:EnglishspokeninIndia.

　　By19thcentury:DictionariesstandarlizedthespellingofEnglish.

　　第三大题是开放式讨论,可以自己发挥,下面提供些参考:

　　Forquestion1

　　tousecomputersandtheinternet,totrade,tolearninWesternuniversities,toreadacademicjournals,etc.

　　Forquestion2.

　　asaresultofChina'sgrowingeconomicpower,asaresultofChina'sgrowinginfluenceintheUN,totradewithChina,tomovesomebranchesofWesterncompaniesintoChina.