题型:阅读选择 题类: 难易度:普通
湖北省武汉武珞路实验初级中学2023-2024学年七年级上学期期中测试英语试题
Are the classrooms all the same in the world?
In China, children have a fixed classroom. In a classroom, you can see desks and chairs in lines and many other school things in order. There are usually about 40 or more students in every class. They always face the blackboard. What are classrooms like in other countries? Let's have a look!
In the UK, most classrooms are similar (相似的). There are usually about 30 students in every class. Usually, two children share a long desk.
In the US, classrooms usually have single (单独的) desks for each student. There are about 15 to 25 students in a class. The US children don't have a fixed classroom. They always go to different classrooms when the classes are different.
In Japan, students have a fixed classroom. They also have single desks. At the back of the classroom, there are places for students' clothes. At the gate of the school building, there are places for their shoes.
How to write a secret message Do you want to write a message that can only be read by a person? It is a secret message for that person only. The other people can't see the message on the paper. Only that person knows how to make the message appear. Here's an experiment(实验)on how to write such a message. You'll need *half a lemon *a cup *four spoons of water *a cotton swab(棉签) *white paper *a light bulb(电灯泡) What to do 1. Squeeze(挤)some lemon juice into water. Mix the water and juice 2. Put the cotton swab into the mixture(混合物)and make it wet. Use the wet cotton swab to write some words on the paper. 3. Let the paper dry. Show it to someone and ask if he or she can see the words on the paper. 4. Hold the paper close to a light bulb to heat it. Ask him or her again. Let me explain it! Lemon juice has chemicals that have carbon(碳). The chemicals break down easily when they are heated(加热). And the carbon makes them turn into a dark color. |
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