Level 4-Day 75.The Planetarium

The Wizard of Oz by Frank Baum原文Chapter Six: East West, Home's Best 'Leave the dog and come quickly,' shouted the Wizard, 'The ropes going to break.'Dorothy picked Toto up and ran.'Wait!'she shouted.But before she got there, the rope did break.And the balloon went up, up, up into ...  Show more

16.I look for all the world like an athlete in this outfit, but the truth is I don't do any sports at all.打扮成这样看起来就像运动员，但其实完全不做体育运动。17.They rolled along the big road and they rolled along the little road until they were way out in the country.他们沿着那条大路前行，然后沿着那条小路前行，直到他们置身于乡间。18.It ...  Show more

L’autre jour, j’étais avec des amis à la campagne. C’était tard le soir, il faisait nuit, la lune était noire… Il faisait bon, l’air frais était agréable après la chaleur de la journée. On marchait tranquillement sur un chemin de terre, et je regardais le ciel parsemé d’étoile ...

How did the planets form? How did life happen? Where did Earth’s water come from? To answer questions like these, scientists used to go big—looking at planets, dwarf planets, and moons—but now small is the new big. Technology is zooming in on the pint-size stuff—asteroids, comets ...  Show more

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If you look up into the night sky, there are around 7,000 active satellites orbiting the Earth. They’re part of our daily life – essential for things like the internet, the GPS in our cars and giving us weather reports. Seven thousand might not sound a lot in the infinite expanse ...  Show more