.B10.C\r11.A12.B13.A14.B15.B16.D17.C18.D19.D20.A\rStructuredWriting\rXV\rSmallinsizeandlightinweight,electronicdictionariesareconvenientto\ruse.Theyareeasytocarryand\rstudentscantakethemanywheretheygo.Whenevertheycomeacrossanew\rwordinreading,theycanEvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\rfindoutitsmeaningwithehelpofanelectronicdictionary.Anelectronic\rdictionaryusuallycontains\rtheinformationofseveralpaperdictionaries.Whenstudentshaveonesuch\rdictionary,theyactually\rhavemorethanonedictionaryinhand.Meanwhile,electronicdictionaries\raretime-saving.Theysave\rstudentsfromturningpagesovertofindtheword.Instead,theyonlyneed\rtokeyinthewordandthe\rmeaningwillappearonthescreen.Consideringal1theabovefactors,no\rwondermoreandmorestudents\rareusingelectronicdictionariesnowadays