1. 37s premise: the proteins in eyes resemble the proteins on the H virus. Thus, antibodies mistakenly destroy the proteins in eyes just as they destroy the proteins on the H virus. conclusion: K is caused by antibodies to H virus Support: the mice that has no H virus does not have K dicease. D
2. 58s a weeding machine can cut ... with ..., and distinguish weeds from corp plants by the shade of color. Conclusion: the machine will help to cut costs. Support: The corp plants will not change to a degree that the machine can't identify its identical color. D
3. 29s In the U.S., the total amout of tobacco sold increased, while the number of people who smoke decreased. explain: a. those who still smoke buy more tobacco. b. sold to other countries except: A
4. 28s the Division manager wants to replace M with V computers. reason: The cost of training for V is 28% less. the General mangager rejects. Reason: The company can hire people who know how to use M. Weaken: It's much more expensive to hire those who know how to use M. C