1、本网站免费注册后即可以下载，点击开通VIP会员可无限免费下载！
2、资料一般为word或PPT文档。建议使用IE9以上浏览器或360、谷歌、火狐浏览器浏览本站。
3、有任何下载问题，请联系微信客服。
扫描下方二维码，添加微信客服
Music can help vegetables grow better.
Isn’t it amazing?
Can you tell us some other amazing things about the world?
Discuss with your deskmate.
the Sun
the Sun
The Sun is about 1,300,000 times larger than the Earth.
the Earth
（地球 ）
Are there any bones in elephants' feet?
There are no bones in the back of elephants'
feet---only fat.
Isn’t that interesting?
（骨头）
（背部，后部）
（脂肪）
Our eyes are the same size from birth, but our nose and ears never stop growing.
Isn’t that interesting？
（相同的，同一的）
（stop doing sth 停止做某事）
Isn’t that interesting？
People sleep with their
eyes closed.
Fish sleep
with their eyes open.
（关闭的，闭着的）
4
a
b
Our eyes are the same size from birth, but our nose and ears never stop growing