第十一、十二课

Unit four  Animal Perception Environment

第四单元 动物感知环境

Little snails, afraid of dryness. The dog's nose is amazing.

小蜗牛，怕干燥，狗的鼻子真神奇。

Cat eyes, rabbit ears, sensory organs have many skills.

猫眼睛，兔耳朵，感觉器官本领多。

Lesson 11 Animal's eyes

第十一课 动物的眼睛

5 Activity preparation

活动准备

6 Collect pictures of animals and look for their eyes.

搜集动物的图片，找一找动物的眼睛。

7 The activity process

活动过程

8 Where are the eyes of horses, cows and sheep, and how does this help their survival.

马·羊·牛的眼睛长在什么位置？这种特点对它们的生存有什么帮助？

9 The eyes of a cow sheep are visual organs that can sense the environment.

马·牛·羊的眼睛是视觉器官，能够感知环境。

10 How do other animals perceive the environment with their eyes?2其他动物是怎样用眼睛感知环境的？

11 Expand your activities

拓展活动

12 Learn how bats determine the position of objects.

了解蝙蝠是怎样确定物

Lesson 12 Animal's ears

第十二课 动物的耳朵

1 Activity preparation

活动准备

2 Collect pictures of animals. Look for the eyes of animals

搜集动物的图片，找一找动物的耳朵。

3 The activity process

活动过程

4 What happens to rabbit ears in different environments?

不同环境中，兔子的耳朵有什么变化？

5 Rabbit ears are auditory organs that sense the environment.

兔子的耳朵是听觉器官，能够感知环境。

6 How do other animals perceive the environment with their ears?

其他动物是怎样用耳朵感知环境的？

7 Expand your activities

拓展活动

8 Learn how crickets perceive sound.

了解蟋蟀是怎样感知声音的。