Unit3Atthezoo•Ithasalongtail.(长尾巴)•Itisyellow.•Itissmart.(聪明)•Itisourgoodfriend.(好朋友)•Itlikesbananas.LookatthistwomonkeysLookatthisanimal,what'sthis?Lookatthesetwogiraffes.tall,tall,tall!myfatheristall!short,short,short!mymotherisshort!fat,fat,fat!mybrotherisfat!thin,thin,thin!mysisteristhin!