○  英语演讲大赛演讲稿  ○

然而，就像月球一样，它只会公转，不会自转。

it means that it must always show its same face to its sun, and that while one side would be too fiercely hot to support life, the other side would be too cold.

这就意味着它面对红矮星的一面会太热不适合生命体而背对红矮星的一面则会很寒冷。

this report makes me to realize that how valuable our earth is.

这使我认识到我们地球有多么珍贵!

everyday, we can see sunrise and sunset.

我们每天都可以看到日出日落。

the day and night keeps on exchanging. it’s not too hot in the daytime while not to cold at night.

一天早晚有变化，昼夜不停地交换使白天不过分热，夜晚不过分冷。

everyday, i go to school cheerfully in the morning and skip along at the way home as the sun set.

清爽的早晨，我可以背着小书包高高兴兴地去上学。夕阳西下，我又蹦又跳地回到家。

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