Therehavealwaysbeenalotofcommonlybelievedbutfalseideasaboutbeingfatanddoingexercise．Somepeoplebelievethattheycan'thelpputtingonweightastheygetolder，whileothersholdthatiftheystopexercising，theirmuscleswillturnintofat．Herearesomemoremyths：

I'llneverloseweight---Icomefromafatfamily

Wrong!Whilewecan'tchangethebodytypewearebornwith，wecan'tblame（责备）ourgenesformakingusfat．There'splentyofevidencethatfatnessrunsinfamilies，andthemainreasonisthattheysharethesamehabitsofeatingtoomuchandexercisetoolittle．

IamfatbecauseIburncaloriesslowly

Wrong!Fatnessisnotcausedbyaslowmetabolism（新陈代谢）．Iffact，althoughfatpeopleconsume（消耗）moreenergythatslimpeople，theyalsofailtorealizehowmuchtheyeat!Keepingadiarycanhelpyouworkoutyourdailyfoodintake（摄入）moreaccurately．

Exerciseisboring

Wrong!Anythingwillbecomeboringifyoudoitrepetitively（重复地）．Thekeyistodevelopabalancedandvariedprogramthat'sfunaswellasprogressive．IfyouenjoyaSundaywalk，takeadifferentroute．IfyoudoYoga，tryataichiclass．Ifyoulikeswimming，setyourselfadistanceortimechallenge．

Nopain，nogain

Wrong!Exerciseisnotmeanttohurt．Indeed，painisyourbodytellingyousomething'swrong，andcontinuingtoexercisecouldleadtoseriousinjury．Youmayexperiencemilddiscomfortasyoubegintoexerciseregularly，butthisisyourbodyadaptingto（适应）thepositivechangesinyourlifestyleandtheachesshoulddisappearrelativelyquickly．Ifyoudon't，restandseekmedicaladvice．

24．Whatdoestheauthorthinkaboutbeingfat？___

A．Itisthefamilygenesthatmakepeoplefat．

B．Peoplearefatbecausetheyconsumetoolittleenergy．

C．Adiaryofexercisecanpreventpeoplefrombecomingfat．

D．Itistheconsequence（后果）ofpeople'sunbalancedlifestyle．

25．Accordingtotheauthor，howcanwemakeexercisemominteresting？___

A．Bydoingvariedexercise．

B．Bychoosingsimpleexercise．

C．Bytakingregularexercise．

D．Bystickingtooutdoorexercise．

26．Whatistheauthor'sopinionabout"Nopain，nogain&q