一年级上册英语课件-Unit-3-At-school-北师大版.ppt（纯ppt,不包含音视频素材）

Whats this?Its a pencil.Whats this?Its a bag.Whats this?Its a chair.Whats this?Its a book.Whats this?Its an egg.Whats this?Its an elephant.Whats this?Its a fish.Whats this?Its a frog.Whats this?Its a duck.Whats this?Its an ant.Whats this?Its an apple.Whats this?Its a dog.Whats this?Its a cat.Whats this?Its a.这是什么？这是.