你的秘密Do you know yourself? There is something surprising1 inside you. Let’s take a quiz!1.How long does food take to go from your mouth to your stomach2? ___.a. About 2-3 secondsb. About 6-7 secondsc ……

: What are you working on?Rabbit: I’m working on my new book. It’s about how rabbits eat foxes.Fox... cave.A few minutes later, a wolf arrives. Wolf: What are you doing?The rabbit tells the wolf about ……

Watch out 当心！Doctor: Do you know how many bones3 are in a human body?Patient: Be quiet! Two dogs...: Can you tell a story of something unexpected? Make your story easy. Student: Sure. My dog was ill. My ……

a big puzzle. How do scientists do it?When scientists find a dinosaur fossil, it often has many pieces.... How do scientists do it?1. Study the bones1. Study the bonesBy studying the shapes of the fossils ……

worth (值得) it,” Xu says.What do you think is your best find?你最满意的发现是什么Xu: I have two best... to the wild (野外) to look for fossils (化石). “We spend about three months a year in the wild. We go on digs (挖掘 ……

) it,” Xu says.Kids: What do you think is your best find?你最满意的发现是什么？Xu: I have two best discoveries... (野外) to look for fossils (化石). “We spend about three months a year in the wild. We dig (挖掘) and bring ……

在太空生活要克服哪些困难？YOU may think that an astronaut’s work is exciting, but living in space isn’t as much... and it took a while to get the smell out.3. Untasty space foodIn space, you don’t have many choices about ……

填一填填一填How much do you know about mangrove trees?  How much do you know about mangrove trees?   ……

的).Sara: I could help with that.Glenda: How?Sara: Well, I do like a nice fish supper.Robbie: You... liver (肝脏) ... and my kidneys (肾). I’ve got pains in all my bones5, too.Sammy: What about you ……

whale bones here.Place: 鲸鱼谷沙漠Just ask埃及小课堂1. About 90% of Egypt is a desert. Where do people live.... Place: 吉萨金字塔群Whales’ bones沙漠里的鲸鱼骨What can you find in the desert? They are whale bones. Millions ……

Many cities in China are now offering teenage girls free HPV vaccines (疫苗). How much do you know about it?Many cities in China are now offering teenage girls free HPV vaccines (疫苗). How much do you ……

Many cities in China are now offering teenage girls free HPV vaccines (疫苗). How much do you know... do you know about the virus?   ……

about your money and know how to use it in the right way.B: You don't care much about money.C: You...从刷牙看你是否“财迷”。How do you brush your teeth?*This mind test is just for fun. Don't take it seriously ……

充满魅力的拉美大陆How much do you know about Latin America – a land of magic? PAGE 4 ……

So much of life is about habit. For example, I know that it is important to exercise. That’s why I... it doesn’t matter too much. What matters is how often you eat it. Too much, and it’s bad for you. Just ……