How to write an argumentation课件.ppt.ppt

Animal experiments experiments SARS 疫苗动物实验 What do you know about What do you know about animal experiments animal experiments ? ? 1. Which animal is most widely used in experiments ? A. Dog B. Rabbit C. Mouse 2. According to British law, new drugs must be tested on how many different species of live mammals ( 哺乳动物)? A. None, if there are suitable alternatives (替代物) B. One C. Two 3. What are animal experiments not used for? A. to develop cleaning products ( . skin creams and shampoos) B. to develop transplant ( 移植) techniques C. to test interfaces between humans puters ? Around the world, animals are used to test products ranging from shampoo to new cancer drugs. Each and every drug used by humans is first tested on the animals.