题型:阅读选择 题类:模拟题 难易度:普通
2016届江西高安市九年级下期第一次模拟考试英语试卷
Parents today also worry about their children's diets. Some doctors give the following advice:
Teenagers shouldn't eat too much junk food. Teenagers shouldn't eat food with too much salt. Salt can cause high blood pressure in the future. Teenagers should eat food with less fat, oil and sugar. Teenagers need to eat some fruits and vegetables every day. Fruits and vegetables are rich in vitamins and have little fat. Teenagers need to drink more milk. Milk will help their bones grow. Teenagers need to eat breakfast every day. This is good for their bodies and minds. |
High-tech Pollution Protection Technology company Dyson has created headphones, with a purifying visor (面罩) to help people avoid polluted air. Called the Dyson Zone, it combines noise-canceling headphones with a visor that sits just in front of the nose and mouth, providing users with filtered (过滤的) air. The device is designed to fight against air and sound pollution. Watch Your Stress When we feel stressed, our bodies produce something called cortisol (皮质的). Researchers from the University of California, US, recently developed a smart watch. It can monitor cortisol levels in your sweat (汗液) and give real- time information. The watch uses a special thin film. The film collects tiny drops of sweat. It can tell you when you have a high stress level. Remember to take a deep breath. ____ Do you like watching dandelion seeds (蒲公英种子) fly in the wind? This childhood pleasure is giving scientists some new ideas. A team from the University of Washington, US, created small, solar-powered Sensors (传感器). They fly like dandelion seeds and measure things like temperature and light. Their short "hairs" help slow their fall to the ground. |
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