精品解析：云南省丽江润泽高级中学2023-2024学年高一下学期3月月中考试英语试题

2023-2024学年下学期高一3月月中考 英语试题卷 时间：100分钟 满分：120分 第一部分 阅读理解（共两节，满分50分） 第一节（共15小题；每小题2.5分，满分37.5分） A Blowing Up Balloons with CO₂ Chemical reactions (化学反应) make for some great experiments. You can make use of the CO₂(carbon dioxide) given off by a baking soda (小苏打) and lemon juice reaction to blow up your balloon! What you’ll need: ●Balloon ●About 40ml of water ●Soft drink bottle ●Juice from a lemon ●I teaspoon of baking soda Instructions: ●Before you begin, make sure that you pull the balloon long to make it as easy as possible to blow up. ●Put the 40ml of water into the soft drink bottle. ●Add the baking soda and mix it with water. ●Put the lemon juice in and quickly put the balloon over the mouth of the bottle. What’s happening? If all goes well, then your balloon should inflate! Adding the lemon juice to the baking soda creates a chemical reaction and produces CO₂. The gas rises up and escapes (逸出) through the soft drink bottle. It doesn’t, however, escape the balloon, pushing it outwards and blowing it up. 1. Which of the following do you need for the experiment? A. Two cups. B. Apple juice. C. 250 ml water. D. A teaspoon of baking soda. 2. What should you do before the experiment? A. Heat the water. B. Drink some juice. C. Blow up the balloon. D. Pull the balloon long. 3. What is the purpose of the text? A. To describe an experiment. B. To introduce a game. C. To produce soft drinks. D. To save some chemicals. B I turned off the classroom light, only to find a tearful Laura outside the door. “Sister Jo, can I talk to you? Do you have time?” Switching the light on again, I smiled, “I always have time for you, honey.” Honestly speaking, Laura’s troubled face left me no choice. We sat in the empty classroom as she described the effect her dad’s alcoholism (酗酒) was having. I listened, handing her tissues (纸巾). After half an hour, she said, “I know you can’t do anything about it, but thanks for listening. My mom keeps saying, ‘He’s sick! Alcoholism is