Lesson 18 Fun Facts

Lesson 18 Fun Facts Lesson 18 Fun Facts Some scientists were working in a spaceship in outer space. The scientists looked out of the window. They could see the planet Earth. It looked like a blue and white ball. Now we have many photos of our planet from outer space. Some scientists used very powerful cameras. The photos were very clear. The scientists were surprised at what they saw. What did they see? Can you guess? In the photos, they saw land, blue sea and white clouds. Some scientis

登录后可以听外教原声朗读。

Lesson 18 Fun Facts



Lesson 18 Fun Facts

......
未登录用户只显示文件一半,登录后可以查看全文,并且可以听外教原声朗读。