阅读理解 a
(2013·绵阳模拟)
体裁 |
议论文 |
题材 |
禁止用动物进行 实验 |
词数 |
294 |
in an ideal world, people would not test medicines on animals. such experiments are stressful and sometimes painful for animals, and expensive and time—consuming for people. yet animal experimentation is still needed to help bridge vast gaps in medical knowledge. that is why there are some 50 to 100 million animals used in research around the world each year.
europe, on the whole, has the world’s most restrictive laws on animal experiments. even so, its scientists use some 12 million animals a year, most of them mice and rats, for medical research. official statistics show that just 1. 1 million animals are used in research in
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