- A+
Every second in the US alone, more than 250 animals are slaughtered for food, adding up to more than eight billion animals each year.
仅在美国，每秒钟就有250多只动物被屠宰作为食物，每年总计超过80亿只。
【22】Reducing the amount of meat in one's diet is nutritionally, environmentally and ethically beneficial.
【22】减少饮食中的肉的数量对营养、环境和道德都是有益的。
People who eat meat usually have weaker immune systems compared to those vegetarians. Furthermore, 【23】meat-eaters are at a higher risk for diseases including cancer, and they are more likely to die from these diseases.
与素食者相比，吃肉的人通常免疫系统较弱。此外，【23】肉食者患包括癌症在内的疾病的风险更高，他们更有可能死于这些疾病。
Critics say that a meatless diet does not provide enough nutrients, especially protein and iron. Actually, protein is found in almost every food, and iron appears in many vegetables.
批评人士说，无肉饮食不能提供足够的营养，尤其是蛋白质和铁。实际上，几乎每种食物都含有蛋白质，许多蔬菜中都含有铁。
Getting enough nutrients in a meat-reduced diet should not be difficult. Diet including more fruits and vegetables will only make people healthier.
在减少肉类摄入的饮食中获得足够的营养应该不难。饮食包括更多的水果和蔬菜只会使人更健康。
Some skeptics (持怀疑态度的人) believe that there will be a shortage of food if animals are not eaten. In fact, the opposite is true.
一些怀疑论者认为，如果不吃动物，就会出现食物短缺。事实上，恰恰相反。
【24】More than 80% of the corn and 95% of the oats grown in the US are fed to livestock. The world's cattle alone consume enough food to equal the calorie needs of 8.7 billion people, more than the entire human population.
【24】美国80%以上的玉米和95%以上的燕麦是用来饲养牲畜的。仅世界上的牛就消耗了足够的食物来满足87亿人的卡路里需求，超过了整个人类的需求。
【24】One half of the water used in the US also goes to livestock. If people eat less meat and more plants, the amount of available food will increase.
【24】美国一半的水也用于牲畜。如果人们吃更少的肉和更多的植物，可获得的食物量将增加。
【25
】Many people become vegetarians because they feel that eating animals is unethical. Ninety percent of these animals are raised in confinement.
【25】许多人成为素食者是因为他们觉得吃动物是不道德的。这些动物中有百分之九十是在禁闭期间饲养的。
Chicken and other birds have only about half a square foot of space each, and since they are raised so close together, a hot blade is used to cut off their beaks to prevent them from pecking each other to death.
鸡和其他的鸟只有大约半平方英尺的空间，因为它们被养得很近，所以用热的刀子割下它们的喙，防止它们互相啄死
22. What's the passage mainly about?
这篇文章主要是关于什么的？
23. Which is one of the reasons why we should eat less meat?
哪一个是我们应该少吃肉类的原因之一？
24. Why does the speaker say eating less meat is environmentally beneficial?
为什么演讲者说少吃肉类对环境有益？
25. Why do many 
people become vegetarians according to the speaker?
发言人说，为什么许多人成为素食者？
22
A
The ways to keep us healthy. 保持我们健康的方法。
B
The advantages of eating less meat. 少吃肉的好处。
C
The advantages of eating more vegetables. 多吃蔬菜的好处。
D
The importance of protecting the environment. 保护环境的重要性。
正确答案：B
23
A
Eating less meat weakens our immune system. 少吃肉类会削弱我们的免疫系统。
B
Eating less meat makes us lack necessary nutrients. 少吃肉类使我们缺乏必要的营养。
C
Eating less meat makes us less likely to fall ill. 少吃肉类使我们不太可能生病。
D
Eating less meat makes us live longer. 少吃肉能使我们长寿。
正确答案：C
24
A
Livestock need a large area to be raised. 牲畜需要大面积饲养。
B
Livestock consume lots of food and water. 牲畜消耗大量的食物和水。
C
The water may be polluted by livestock. 水可能被牲畜污染。
D
The waste of livestock pollutes the environment. 牲畜的排泄物污染了环境。
正确答案：B
25
A
They don't like eating meat. 他们不喜欢吃肉。
B
They want to keep in shape.他们想保持身材。
C
They think it is unsafe to eat meat. 他们认为吃肉不安全。
D
They think it is unethical to eat animals. 他们认为吃动物是不道德的。
正确答案：D
中心词：
more than。比…更;比…更重要; 超出需要;超乎寻常
up to 干; 到; 胜任; …的责任
in one 集为一体
immune systems 免疫系统; immune system的复数
compared to 比拟
more likely 适当的; 有希望的; 很可能的; 很像真事的; 多半
die from 死于
does not 不; 不是; 否定就用
should not 不应该; 不应当; 不宜
livestock 牲畜
nutrients 营养
pecking 啄
confinement 禁闭期间
unethical 不道德的
cattle 牛群
skeptics 持怀疑态度的人
iron 铁
nutritionally 营养方面
