In this puzzle, you have to find your way through the solar system, from Earth to Pluto. Can you do it? ……

Can you find these words about Earth Day? ……

第45个地球日来临，让我们共同为环境发声！WHAT do you do to protect our planet? Earth Day is coming, and this year, you... countries are the most affected by climate change.So what can you do? You can sign the petition (请愿 ……

, there are many jobs you can do, using what you've learned. You can get into environmental research... geographers as well to identify and protect scenic spots. Think about what kind of work you want to do ……

spurts of lava (熔岩喷发) lighting up the sky.Do you know why volcanoes erupt? There is hot molten (融化... recently. People were amazed by the impressive spurts of lava (熔岩喷发) lighting up the sky.Do you know ……

人). It attacks (袭击) people on Earth. The world needs a hero (英雄) robot to save Earth. Who can invent the robot? McDull always dreams to be an inventor (发明家). Can a little pig build a big robot and save Earth ……

this message into space to see if aliens can find us and send a reply (回复). What do you think of this? Do... and send a reply (回复). What do you think of this? Do you think we should invite aliens to Earth? Students ……

. Encourage your family to join you.D. Run as far as you can.2. What should you do in a charity race... family to join you.D. Run as far as you can.3. What is the text mainly about?A. What British people do ……

从烽火台到因特网，这可不是一夜之间的事哦。COULD Emperor Qinshihuang get on line! "Impossible," you'd say. That's right.... These satellites go round the Earth. They get telephonesignals(信号) from one place on Earth, make them ……

■ Turn off your fan when you leave the room. A fan that runs all the time can waste a lot... you open it, some heat energy will be wasted.■ Do not open the door to your refrigerator (冰箱) very ……

) to do a space walk. The astronauts in space gave two science classes to students on Earth. When... homeBefore the astronauts left the space station, what did they do?Before the astronauts left the space ……

穿越宇宙的巧克力。HOW far have you ever traveled? A piece of chocolate can easily beat (打败) you. It just took a long trip from the Earth to the space station. And it was for the American astronaut Karen ……

needs, and eats local produce (当地农产品).Do you have any ways to help your community invest in our planet...;. When people say the word “invest”, you may normally think of money. But we can also ……

and strong. Only a few people can go to space at a time. So the director needs to do many... to be healthy and strong. Only a few people can go to space at a time. So the director needs ……

用画笔守护地球妈妈用画笔守护地球妈妈  In the eyes of artists, what does Mother Earth look like? You can.... There are about 3,700 works in the show. Which one do you like best?  In the eyes of artists, what ……