There are nine planets in our solar system .
在我们太阳系中有九个行星。
Can you answer these quiz CARDS about the planets in our solar system?
关于太阳系的九大行星你能回答这些测试题吗？
In our planetary system the earth and other planets move around the sun.
在我们的行星系中，地球与其他的行星都绕着太阳运动。
How do you make the planets in our solar system?
太阳系内的行星又是由什么组成的？
We can see the planets round our own sun .
我们可以看到我们自己的行星轮太阳。
Not until recently did scientists the number of planets in our solar system.
直到最近科学家才能确定太阳系中行星的数量。
Not until recently did scientists determine the number of planets in our solar system.
直到最近科学家才能确定太阳系中行星的数量。
So the new model of our solar system has eight classical planets.
所以新模型我们太阳系有八大行星。
The earth is one of the sun's planets, and the moon is our satellite.
地球是太阳系的行星之一，月球是我们的卫星。
Nine planets orbit our sun, or are in our solar system. What are they called?
太阳系中的九大行星都叫什么？
Nine planets orbit our sun, or are in our solar system. What are they called?
太阳系中的九大行星都叫什么？
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