Congratulationsonselectingourwirelessmightymouse.Themouseisofhighquality.Onlythescrollballisvisibleatfirstglancebutitisactuallyafour–buttonmouse.Atbothsidesthereareacoupleofforce–sensingbutton

　　Congratulationsonselectingourwirelessmightymouse.Themouseisofhighquality.Onlythescrollballisvisibleatfirstglancebutitisactuallyafour–buttonmouse.Atbothsidesthereareacoupleofforce–sensingbuttonswhichcanbeprogrammedaccordingtoyourneed.

　　SettinguptheWirelessMightyMouse

　　Putthebatteriesinthemousefirst.Thenpairthemouseandthecomputer.Settingupthemightymouseissimple.Youjustneedtoinstall(安装)thesoftwareandturnthemouseonforittogetdetectedbythecomputer.

　　UsingtheWirelessMightyMouse

　　Themightymousehaslaser(激光)trackingtechnologysoyoucanuseitonmostsurfaces.Anothernewinventionisthe360–degreescrollwheel.Itisamulti–directionalscrollwheelthatallowsyoutoscrollinalldirections.Theleftandrightbuttonsrequirejustenoughtouchpressuretoaccepttheinput.Onceyouhavesetinuptoyourcomfortitfunctionssmoothlywithoutanyproblems.Youcanuseeithertheleftortherightbuttontoclickdoubleclickanddragitems.Eitherbuttoncanalsobeusedtodisplayanitem’sshort–cutmenu.Youcanassignafunctiontothesidebuttonsandthescrollballwhichalsofunctionasabutton.

　　CleaningYourMouseandScrollBall

　　Useacloththat’sbeenlightlymoistened(湿)withwatertoclean.Don’tgetmoistureinanyopenings.Ifyourmousestopsscrollingorifscrollingbecomesroughcleanthemousescrollball.Turntheballwhilecleaningforcompletecoverage.

　　56．Youhaveto beforesettingupthemouse.

　　A．turnthescrollballslightly

　　B．cleanthemousewithacloth

　　C．checkthesoftwareinthemouse

　　D．connectthemouseandthecomputer

　　57．Whatcanwelearnaboutthewirelessmightymouse?

　　A．Itsscrollwheelcanmoveinalldirections.

　　B．Differentbuttonshavedifferentfunctions.

　　C．Sidebuttonsaremoreusefulthanleftandrightbuttons.

　　D．Onlytherightbuttoncandisplayanicon’sshort–cutmenu.

　　58．Thepassageisprobablytakenfroma(an) .

　　A．textbook B．instruction

　　C．researchreport D．scientificessay