What do you know about Mars? What does it look like?

Mars is the fourth planet from the sun in our solar system and is ___________ after Mars, the Roman god of war.___________ diameter(直径) is 53% as ___________ as that of the earth. Mars goes around the sun at a distance of about 228 million kilometers. You can tell ___________ planet is Mars because it is bright red in the night sky. It ___________ like a red and orange ball. It’s very beautiful. But during spring and summer, the surface of Mars is covered ___________ strong storms. The gravity on the surface of Mars is about ___________ as strong as it is on earth. So a person who weighs 90 kilos on earth weighs only 36 kilos on Mars. The temperature on Mars is ___________ -138℃ and 28℃. The air has only 0.13% oxygen.

It takes a spaceship about eight months to ___________ Mars from the earth when the two planets are ______________ to each other. Scientists are still searching for more information about Mars.

Do you know which social app Chinese young people use a lot now? “Short videos” are certainly the most popular. Some users use Tik Tok and Kuaishou. They think it is fun to share short videos about their lives, while others have other purposes as well.

A 12-year-old user called Elsa has about 2.7 million fans on Tik Tok. The girl has shared videos about her dancing studies since last July. One of the videos won her about one million fans. “I feel really glad to share happiness with people by short videos,” said Elsa.

As some videos are about the latest news, a group of users depend on them to get information. To some other users, they have a different purpose. “Because I can’t spend many hours watching a whole video and I’m not a very patient person. I don’t like waiting for a program to end. I prefer to watch short videos of wonderful parts in program.” said Wang Zhihao.

However, some young Chinese feel bored with some short videos. “Killing time is the main reason for me to watch the short videos, but many are almost the same, so I think it is a waste of time. What’s more, I really don’t like the videos which show odd even dangerous things,” said Wen Nan, another college student.

Recently, something else has happened. Some videos are telling people what products are worth buying. But after they buy the products, they may regret soon, So they should think twice. Some short videos even sell bad products, but these sellers won’t let you get your money back.

Friendship and kindness go hand in hand. A friendship can last forever when friends are kind to each other.

People usually become friends because they have something in common. They share many of the same interests and like to be together. It is easy to be a friend when everything is going great, but a true friend is one who sticks around in both the good times and the bad. A good friend will cheer you up when you are having a bad day. Show a friend you care. Ask the other person, “What can I do to help you? ”and be glad to do it.

Listen to your friends. Be honest. Tell them what is wrong if they have hurt you. Send a card, give them a little present or call them on the phone just to say “I value our friendship”. Help whenever and wherever you can. Good friendships are not easy to develop, but a friendship can last forever if you are loyal（忠诚的）and sincere. If you are a friend to others, they will usually be a friend to you, Friends make life better.

Paper-cutting is a famous folk art with a long history in China. It was used during festivals to decorate gates and windows. After hundreds of years’ development, it has become a very popular way of decoration. The main cutting tools aren’t complex(复杂的): paper and scissors or a knife, but clever and skilled paper-cutting artists. can make very beautiful artworks. Chinese paper-cutting works have these features—“Flower in flower, theme in theme.” This means smaller pictures and stories are hidden in the works. You will be amazed by the wonderful designs when you look at their paper-cutting works carefully. Through Chinese paper-cutting, people express their best wishes.