从事K12教育行业多年
1.Swanisaverybeautifulanimal,theyhavewhiteweathers,areveryquiteandgoodatflying.
2.Dogsarehuman'sgoodfriends,theareveryfreindlytohumans.Dogrunsveryfast,theyalwaysbeheretohelpusatonceweareindanger.
3.Animalsarehuman'sgoodfreind,weshouldprotectthem,andgetonwellwiththem.