题目内容：

阅读下面材料，在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式。

Vegetarianism（素食主义）is becoming one rising trend in the UK, as more people are deciding not 1.(eat) meat and animal products. Vegetarians are people who don't eat meat, while vegans are people who don't eat or use any animal products at all. These lifestyles 2.(become) more well-known in the UK. 3. are Britons cutting out meat? Many are unhappy about the poor treatment of animals and the effects of meat and fish production 4. the environment. 5.(worry) about food safety and foodborne illnesses, such as mad cow disease, have also played a part. Others choose to change their eating habits in order to become 6. (healthy). According to the Vegetarian Society, a meat-free diet can help reduce 7. risk of certain cancers, as well as heart disease and high blood pressure.

Organic farming is 8. rising trend that is appearing in the UK. Many people are rejecting genetically modified（转基因的）food and want their food to be 9.(organic) produced. Organic farmers use very few or no chemicals. Organic meat 10.(produce) without the use of drugs.