HowtowriteaSummaryofanExpositoryEssay(说明文)StudentAFirst,peopledestroyanimals’homesinordertospreadtheirland
Thus,animalshavenoplacetolive
Huntersalsokillmanyanimals
Someanimalsbecomeextinctbecauseofthechangesinclimate
Thefoodthattheyeatcannotgrowthereanymore
Iftheanimalscan'tlearntoeatsomethingelse,theydie
(54)StudentBManykindsofanimalshavediedout
Thereareseveralreasonsforit
First,people’sconstanthousebuildingdestroysanimals‘homes
Then,hunters’killinghasalsocausedsomeanimalstobecomeextinct
Besides,astheenvironmentbecomespolluted,someanimalsmaydieout
Last,someanimalsdiebecauseofchangesinclimatefortheycannotfitthenewenvironment
(60)CharacteristicsofagoodsummaryCharacteristicsofagoodsummary4CPrinciples:CompleteConciseCoherentCopying-freeSkimanddetermineThetypeofwriting:_________