Keeping our Earth safe (P6)Keeping our Earth safe (P6)Answer the questions:Answer the questions:1... a movie.A. To make a movie.B. To break up the asteroid.B. To break up the asteroid.C. To avoid Earth ……

as cold as -260 C! Why it’s not so extreme on Earth Luckily we enjoy milder climates on our planet... rely on the weatherman? Are we safe? Solar winds can take two to four days to reach our planet, so ……

be made intoroofing tiles(屋顶瓦片) andbricks(砖).Keeping safe with riceRice hulls are used aspacking... early. It's a good way to take care of our earth —rice straw is often just thrown away.Rice after ……

一颗硕大的小行星刚刚与地球擦肩而过。On the first day of September, a dangerous traveler came close to Earth.It was a large and heavy asteroid (小行星) named Florence. Humans (人类) first learned about near-Earth asteroids ……

from time to time, keeping the pressure under control.Scientists made the finding by sending safe... when hot, melted (融化的) rock, called magma (岩浆), reaches Earth’s surface. The melting takes place ……

会敬礼，会聊天，会抓坏人，全球首个机器人警察迪拜上岗。Policemen are busy keeping peace and keeping our society safe. Now robots are helping out, too.The world’s first robot police officer has been working in Dubai, reported ……

the national park stay safe. B. Understanding Earth’s plate movement.B. Understanding Earth...Keeping a ‘lid’ on things (P6)Keeping a ‘lid’ on things (P6)Choose the answer:Choose the answer:1 ……

) the public that keeping schools, nurseries, colleges and other providers as safe as possible...) the public that keeping schools, nurseries, colleges and other providers as safe as possible ……

Keeping homes safe (P3)Keeping homes safe (P3)Answer the questions:Answer the questions:1. What is Gill’s invention?1. What is Gill’s invention ……

are vital to keeping road users safe.Last November, Boris Johnson, the mayor of London, UK, hosted... to the World Bank, more than 33 million kilometers of road cover the surface of the Earth, enough ……

保护地球家园从建造绿色城市做起。OUR Earth is welcoming a great day soon. April 22 is Earth Day. It’s a day for us... have to take care of her.” Tips to protect our planetWhat can we do to protect our Earth? We can ……

do to keep our bodies safe? Be careful about bad guys behind the screen.Protect yourself学会保护自己How do you deal with strangers properly?What can we do to keep our bodies safe? Be careful about ……

we do to keep our bodies safe? What can we do to keep our bodies safe? Be careful about... author’s nightmares. War of the Worlds (《世界大战》):  Martians take over Earth. Can humans ……

give off a lot of radiation (辐射). This can give people cancer (癌症) and even change our DNA. ... of radiation (辐射). This can give people cancer (癌症) and even change our DNA. When the contaminated water ……

), keeping all of us safe. Since then, my attitude toward our houseparents has changed completely. Instead... houseparents are horrible (可怕的) and annoying: they are always stony-faced, they occasionally cut off our Wi-Fi ……