题目内容：
听音频，回答题 Haveyouevernoticedthatwhileit'sprettyeasytotellyourdogissick,it'smuchhardertoknowhowyourcatorbirdarefeeling?Welt,beforeyoustartaskingyourdogwhyitcan'tbemore26likeanimalshalfitssize,it'sprobablyworth27eachanimal'splaceinthefoodchain.Yousee,thelowerdownthefoodchainyouare,themoreimportantitisforyoutohideanysignofillness.Obviousillnessorpain28asredflagsforpredators.Youmayaswellwearasignsaying,"Easymeal,guys.Comeandgetme."
Now,evensmalldogsare29programmedtofunctionlikepredators,which30consideringtheyarecloserelativesofwolves.Andbirds--youcanprobably31whytheonlywayyou'dfindoutyourbirdissickiswhenitdies.
Thesituationwithcats,32dogsandbirds,ismuchmoreinteresting.Ontheonehand,catsarepredators,butontheother,they'resmallenoughtobeprey.
Sohowcanyoutellifyoursmallerpetsneed33attention?Foronething,trustyourfeelings.Nooneknowsyourpetslikeyoudo,soifyounoticeevenvery34changesinhabitsandbehavior,youmaywanttohaveavetlookthemover.Foracat,othersignsofillnessmightbethatithasstoppedgrooming,islosingweight,35moreorlessthanusual,ormissingthelitterbox.
第(26)题__________
参考答案：
答案解析：