Everyone needs water and a diet of healthy foods. These foods should contain some fat, some fiber, a little salt and so on.

People need energy to live. They eat all kinds of foods _________ change into energy. Our bodies use different amounts (数量) of energy. The energy is measured in calories (卡路里). The more _________ we take, the more calories we burn. Even when you are _________, you are using energy — about 65 calories an hour. While you are at school, or walking home, your body is _________ up 100 calories an hour. When playing football or basketball, you might be using 400 calories an hour. On Sports Day, during the relay race, you will use most of all, perhaps as much as 650 calories an hour.

The Chinese diet is considered to be the healthiest in the world. It contains a lot of fruit and green vegetables. It is _________ in fiber and low in sugar and fat. The Chinese eat less sugar than many other countries in the world. That is 36 lots of people in China have white teeth.

People in the Western world do not eat such healthy foods. They eat too much fat and sugar and don’t take _________ exercise. _________ this, they _________ very easily. In order to _________ with the quick pace (步伐) of their life and work, they eat a lot of fast food. They eat a lot of sweets, soft drinks, potato crisps, chocolate, butter and ice cream and so on, which are called __________ food by some epicureans (美食家). The result is that many of them become fat. In order to avoid becoming fat and keep fit it is advisable (明智的) to eat a balanced diet and not eat too many foods that have a high calorie rating.

Does boredom make us more creative? First and foremost, being bored ________ you to search out something less boring to do. Feeling bored at work, ________, could inspire you to explore a change of career. Or if you ________ there’s nothing worth watching on TV, you might choose to switch off and make your own ________ by taking up a new hobby.

This, according to researchers, can explain why the lock-downs of the past two years saw an increase in ________ among people stuck at home. Many of us ________ we need to find other ________ to amuse ourselves. But what about those times when you have no choice but to ________ the boring situation-carrying out a task at work or waiting for a bus, for instance? The good news is that the ________ you’re feeling now could spark your creativity and help you to come up with some of your best ________, says a 2019 study. People who’d taken part in a boring bean-sorting task later ________ better at coming up with creative ideas than another group who’d been given something more ________ to do first.

Technology such as social media and TV stops those feelings of boredom. Spending every spare moment staring at a ________ can have a proven ________ effect on your mental well-being. ________ we’re less motivated to find ways to do something less boring instead. But that’s not all: over time, it ________ your boredom tolerance levels and means you become less ________ to think creatively. Therefore, letting your thoughts wander without the ________ of can be a useful way to ________ your mind to relax, solve problems, ________ your productivity and creativity in the process.

In 2007, 22-year-old Ramesh’s peanut farm lost money. As was often the case in most of India, Ramesh was _______ pesticides (杀虫剂) and fertilizers across his 2.4 hectares in the Anantapur district of southern India. In this desert-like area, which gets less than 600 millimeters of rainfall most years, farming is a(n) _______.

“I lost a lot of money growing peanuts through chemical farming _______,” says Ramesh, who is interested in agriculture. The chemicals are _______ in many parts of southern India. The farmers depend too much on pesticides. The chemicals are _______ but the production is low. Then in 2017, he _______ the chemicals. “Ever since I _______ sustainable agricultural practices like natural farming, the production has been _______ and the cost has gone down,” he says.

One natural farming method calls for _______ all chemical fertilizers and pesticides with organic matter to boost soil nutrient levels. Ramesh also expanded his crops, ________ peanuts and some tomatoes. Then he added eggplants and other crops.

With the ________ of the non-profit organization Accion Fraterna Ecology Centre, which works with farmers who want to try ________ farming, Ramesh increased his ________ enough to buy more land, expanding his field. Like thousands of other farmers practicing natural farming across India, Ramesh has ________ to enrich his dead soil while his new trees help keep carbon out of the atmosphere, thus playing an important role in reducing India’s carbon footprint. Recent study has shown that the carbon absorption ________ of natural farming is as much as 34 percent higher than standard forms of agriculture.