Americans this year will swallow 15000 tons of aspirin,one of safest and most effective drugs 1.__________ invented by man.The most popular medicines in the 2.__________ world today,it is an effective pain reliever.Its bad effects are relatively mild,and it is cheap. For millions of people suffered from arthrities, 3.__________ it is the only thing that works.htmlirin,in short,is truly the 20th-century wonder drug.It is also the se- cond largest suicide drug and is the leading cause of poisoning among children.it has side effects that,if 4.__________ relatively mild,are largely unrecognized between users. 5.__________ Although aspirin was first sold by Germam company in 1899,it has been around much longer than that.Hip- pocrates,in ancient Greece,understood the medical value of the leaves and tree bark which today is known to 6.__________ contain salicylates,the chemical in aspirin.during the 19th century,there was a great number of experimentation 7.__________ in Europe with this chemical,and it led in the introduc- 8.__________ tion of aspirin.By 1915,aspirin tablets were available in the United States. A small quantity of aspirin(two five-grain tablets) relieves pain and inflammation.It also reduces down 9.__________ fever by interfering with some of the body's reactions. Specifically,aspirin seems to slow down the formation of the acids involved in pain and the complex chemical reactions that cause fever.The chemistry of these acids is not fully understood,and the slowing effect of aspirin 10.__________ is well known. Passage 2 [Answer] Crime has its own cycles,a magazine reported some years before.Police records that were studied 1.__________ for five years from over 2400 cities and towns show a surprised link between changes in the season and 2.__________ crime patterns. The pattern of crime has varied very little over a long period of years.Murder reaches its high during July and August,as does rape and other violent 3.__________ attacks.Murder,however,is more than seasonal:it is a 4.__________ weekend crime.It is also a hightime crime:62 percent of members are committed between 6 p.m. and 6 a.m. Unlike the summer high in crimes of bodily harm, 本文来源：https://www.wddqw.com/doc/555d6977d6d8d15abe23482fb4daa58da1111c06.html