冬天来了，换衣服啦！
not only (不仅) have a white coat, but also (而且) four snowshoes (雪地靴). I put on my winter coat... clothes in winter too. Why do they change? What do they wear in winter?Arctic fox北极狐I am an Arctic fox ……

rover (火星车). I got to Mars last May. Now I am going to spend the winter here.Winter on Mars is long..., there are many sandstorms (沙尘暴). That sounds scary, but I am not afraid. I have some smart ……

the winter – people have many different ways of coping with the cold. But things are not as easy.... So how do they manage to survive the freezing winter?It turns out that plants have their own ……

to a warmer city to spend the winter – people have many different ways of coping with the cold... to keep themselves warm. So how do they manage to survive the freezing winter?It turns out ……

the house in the winter. We also use a solar oven to cook food — we have cooked pizza and chocolate chip... this home save the owner?A: You may have to spend a little more in the beginning, but in the long run ……

Smart winter animalsWinter comes. It’s cold! We wear coats and hats. We stay in warm houses. We feel warm. How do animals spend the winter?Some butterflies fly to warm places for winter. Wild geese ……

per month. I spend it buying books and newspapers. And I use it in other ways. For example, recently... parents give me 50 yuan as pocket money. I like to spend it on snacks, books and toys. I have bought ……

寒假要怎么过才最开心？！Winter holiday is coming. How to spend the happy free days? Teens readers have their ideas. Dou Yi, Beijing: Winter holiday is a big time to relax (休息). I want to play a lot. I will try ……

in the era of being “smart”.In the more than 6,000 years of living in cities, humans have always..., who will take action to improve the city life of its residents.Smart city technologies have already ……

of being “smart”.In the more than 6,000 years of living in cities, humans have always had to solve....Smart city technologies have already been used in many places. Singapore, for example, introduced ……

为什么我们希望肤白如雪，而她们却对古铜色肌肤着迷？I received pictures of my daughter floating (漂浮) on a lake in California....When I showed it to my students, it was as if I had shown them scenes from a horror (恐怖) movie ……

“gone smart”, would it ever be possible to go back to doing things the old-fashioned way?“I think... arrive home from a long winter commute by installing a smart *thermostat that you can activate using ……

windows, you should think again. Most people in developed countries spend, on average, 90 percent of their time inside buildings and cars. You might spend even more time indoors if you live in a cold ……

windows, you should think again. Most people in developed countries spend, on average, 90 percent of their time inside buildings and cars. You might spend even more time indoors if you live in a cold ……

have anadventure(冒险) this winter! My friends and I will spend a day taking the train to Beijing... changes their lives forever..."Liu Yang, 14, from Shanghai"I am a Junior 3 student. I'll need to spend ……