The official guide for TOEFL(A+ graded 100% verified latest update)

The official guide for TOEFL(A+ graded 100% verified latest update)A cetacean correct answer: a marine mammal of the order Cetacea ; a whale, dolphin, or porpoise. a porpoise correct answer: a mammal that lives in the sea, swims in groups, and looks similar to a dolphin but has a shorter rounder nose a gill correct answer: An organ that removes oxygen from water a streamlined body correct answer: Body shape that lets an animal move quickly hind legs correct answer: back legs a fluke correct answer: a tale of a whale a blowwhole correct answer: nostrils on top of a whale's head disguise correct answer: to hide Seaotters correct answer: an affinity correct answer: a close similarity in appearance or quality land-dwelling mammals correct answer: animals that live on land Pinnipeds correct answer: seals, sea lions, walruses walruses correct answer: large sea animals of arctic areas envision correct answer: to imagine the fossil record correct answer: the millions of fossils that scientists have collected reconstruct correct answer: to build again enbedded , embedded in, embedded with, embedded X correct answer: to be inside of something formed from correct answer: made from river deposits correct answer: 堆積物 archaeoytes correct answer: なんかの細胞 enlarged correct answer: made bigger flesh-eating correct answer: feeding on （eat） animals breed, bred, bred correct answer: to produce young animals, birds, etc sediments correct answer: small pieces of rock, soil, and other materials vestigial correct answer: not developed locomotion correct answer: the ability to move from place to place rear correct answer: the back part of something propulsion correct answer: the action of driving or pushing forward. infer correct answer: imply leave out correct answer: not include scarce correct answer: rare primarily correct answer: mainly stablize correct answer: (v.) to keep from changing, maintain accelerate correct answer: move fast