1:I'sorryI'vebeensoslowinansweringyourletter.

　　2:Ihavethepleasure(honor)toinform(tell)youthat.

　　3;Imustapologizeformydelayinansweringyouletter.

　　4;Iwasreallysurprisedtogetyourletteryesterday.

　　5;Itwasnicetohearfromyouagain.

　　6;Iwassorrytohear(say)that.

　　7;Thankyoufortellingmeabout...

　　8;Ihastentowriteyouafewlines.

　　9;Pleaseexcusethisveryshortnote.

　　10;Iamgladtohearofyoucontinuedsuccess.

　　11:AsIhavenotheardfromyouforlong,Ifellanxious.

　　12;Iwouldhavewrittentoyoubefore,butIhadsomanythingsthatIhavenothadonemomenttomyself.

　　13:Iamverygladtohearthatyouareallenjoyinggoodhealth.

　　14:Youkindletteraffordedmemuchpleasure.

　　15;Iamobligedforyourpromptandgratifyingreply.

　　16;Weareveryhappytosaythatweareallinthefullenjoymentofhealth.

　　17;ItwasgoodtohearfromyouandIshallbeverypleasedtoletyouhavetheinformationyouneed.

　　18;I'mverypleasedtohearthateverythingisgoingsowellandifIcanhelpinanyotherway,doletmeknow.

　　19;Wehaveenjoyedhearingfromyou.