2020年9月四级真题及答案第二套详细解析如下：
一、写作
题目：以“Healthy Habits”为题写一篇短文。要求：
1. 描述你最近养成的健康习惯；
2. 说明你为什么要养成这个习惯；
3. 讨论这个习惯给你带来的好处。
答案：
Healthy Habits
In recent years, I have developed the habit of going to bed early and getting up early. This healthy habit has brought me a lot of benefits.
The reason why I decided to develop this habit is that I want to have a healthier lifestyle. As we all know, lack of sleep can lead to many health problems, such as fatigue, weakened immune system, and increased risk of chronic diseases. By going to bed early and getting up early, I can ensure that I get enough sleep every day, which will help me stay healthy.
This habit has brought me many benefits. First of all, I feel more energetic throughout the day. Secondly, I have a better mood and higher efficiency in my work. Finally, my skin has become healthier and more radiant.
In conclusion, I believe that going to bed early and getting up early is a good habit for everyone. It can improve our health, increase our productivity, and make us feel happier.
二、听力
Section A：短篇新闻
1. The WHO has declared the Ebola outbreak in the Democratic Republic of Congo to be a public health emergency of international concern.
2. A team of scientists has found a new way to treat cancer by using CRISPR technology.
3. Researchers have discovered a way to predict the risk of heart disease using a simple blood test.
Section B：长对话
1. Man: I'm planning to go on a trip to Japan next month. Do you have any suggestions?
Woman: Sure. I recommend visiting Tokyo, Kyoto, and Osaka. They are the most popular tourist destinations in Japan.
2. Man: How do you like your new job?
Woman: It's great. The work environment is really good, and the colleagues are very friendly.
Section C：短文理解
1. The author suggests that reading is beneficial for improving memory and concentration.
2. The speaker recommends using a digital calendar to organize and manage your time.
3. The article discusses the importance of exercise for maintaining physical and mental health.
三、阅读
Part 1：词汇理解
1. The company has decided to terminate the contract with the supplier because of their poor quality products.
2. The government has imposed strict regulations on the importation of goods to ensure the safety of consumers.
3. The teacher gave the students a detailed explanation of the experiment to help them understand the concept.
Part 2：长篇阅读
1. Article: The Importance of Exercise
- Exercise is essential for maintaining physical and mental health.
- Regular exercise can improve cardiovascular health, strengthen bones, and boost the immune system.
- It can also reduce stress, improve mood, and increase energy levels.
2. Article: The Benefits of Reading
- Reading is a great way to relax and unwind after a long day.
- It can help you develop critical thinking and problem-solving skills.
- Reading can also expand your knowledge and improve your vocabulary.
Part 3：仔细阅读
1. Passage: The Impact of Technology on Education
- Technology has revolutionized the way we learn and teach.
- Online courses and e-books have made education more accessible to people worldwide.
- However, some argue that technology can lead to reduced face-to-face interaction and weaken students' social skills.
四、翻译
1. The government has announced a new policy to promote the development of renewable energy in the country.
2. The company has invested millions of dollars in the research and development of new products.
3. The teacher encouraged the students to ask questions and participate in class discussions.
