还原短文(二)成长引导+科学技术请阅读下面短文,根据短文内容,从方框内所给的选项中选出能填入空白处的最佳选项,使短文意思通顺。选项中有一项为多余项。AIfafriendgivesusahandwhenweareinneed,it'sagoodideatowritehimathank-younote.1.“Peopledon'tseemtowalkaroundgivingthankstopeoplequiteoften,”AmitKumarfromUniversityofTexassaid.2.Andhowdopeoplefeelwhentheyreceiveone?Kumarandhisteamaskedsomestudentstowriteathank-younotetoanotherpersonbyemail.Then,theyaskedboththewriterandthereceiverhowsendingorreceivingthesenotesmadethemfeel.Theyfoundthatthestudentsdidn'tliketowritethenotesbecausetheyfeltliketheyhadtothinktoomuchaboutthem.3.Thereceiver,however,enjoyedthenotes.“Whenyou...