TwodolphinsracearoundinabigpoolinOceanPark.Thesmallerdo...
问题详情：TwodolphinsracearoundinabigpoolinOceanPark.Thesmallerdolphin,Grace,showsoffafewofhertricks，1.________(turn)aroundand2.________(wave)hellotothemost3.________(amaze)thingabouther,however，isthatshe...