LedoResearchTravelInvitationLetter。1、Dear：Haventseenyouforalongtime.Howhaveyoubeen?Iammissingyouallthetime.Astheweatherissplendidnow，Jack，LucyandIhavemadeaplantogoouttothecountrysidebybike.Eachofusmaytakefoodforthepicnic，whichwewillhaveatthehillside.Thecountrysidemustbeverylovely，withgrassandtreesgrowingflourishingly，flowersfullbloomandbrightsunshine.Wecanenjoythescenerytoourheartscontent，atthesametimeandtakesomepicturesasamemory.Itis。