The 【小题1】(introduce) of chemicals in farming got many exciting things at 【小题2】 sight of what they had accomplished. At the start, any damage brought about by chemical fertilizers was hardly noticeable. Pests (害虫) had not developed resistance 【小题3】 the chemicals. The technology spread across the world as it 【小题4】(consider) the revolution (变革) in agriculture.

Today, organic farming are impressing many people again. Conventional farming methods come with a host of problems, including health 【小题5】(relate) diseases like cancer, pollution, degradation of soil and water, and impact on domestic animals.

Organic farming is a technique, which involves the cultivation of plants and 【小题6】(raise) animals in natural ways. It avoids synthetic (合成的) substances 【小题7】(maintain) soil fertility and ecological balance there by minimizing pollution.

Foods from organic farms are loaded with nutrients such as vitamins 【小题8】 minerals compared to those from conventional farms. Those 【小题9】(organic) farmed foods would prove the fact that they have a natural and better taste. That’s because organic farmers always treat quality as 【小题10】(important) thing than quantity.

A new study 【小题1】 ( make ) last week, provides evidence of an increase in the number of fat and overweight children and young adults worldwide in just 40 years.

The researchers studied fatness 【小题2】 young people, between 5 and 19 years old. This was one of the 【小题3】 ( big ) epidemiological (流行病学的) studies ever done. They used the information 【小题4】 ( get ) the Body Mass Index measurements of the subjects.

The most obvious 【小题5】 ( change ) have taken place in Middle Income Countries. WHO defines Middle Income Countries as places 【小题6】 a person normally earns between $1,045 and $12,736 every year. The researcher says fatness has 【小题7】 effect on children, with some evidence 【小题8】 ( suggest ) that it can affect their educational performance.

The report is calling for policymakers to find ways to make healthy food easier to get at home and school, 【小题9】 ( particular ) in poor families and communities. 【小题10】 also calls for higher taxes on unhealthy food.

Diet and way of life are often a problem for teenagers. However, if you eat the right food and exercise 【小题1】 (regular), you can feel better, look better and have more energy. So healthy eating along with regular exercise is probably the first step 【小题2】 (become) fit.

As a teenager, it is important to give your body the energy 【小题3】 needs. For a healthy diet, you should eat mostly rice, bread, vegetables, and fruit. The most important thing to remember when you choose food is to protect yourself 【小题4】 some tricks. A number of people out there who want to make quick money are always fooling you into 【小题5】 (believe) what they say so that their products can sell well. Don’t 【小题6】 (trick) by them. What you need is just to trust a diet that is right for your body.

Exercise is also something on 【小题7】 you can depend to make you look good, feel good and be healthy. It is obvious that exercise is 【小题8】 (benefit) to you. When you exercise , you build up the 【小题9】 (strong) of your muscles and your body produces some chemicals that make you feel peaceful and relaxed.

Follow the suggestions above, 【小题10】 you will look much better in no time at all.