2023杭州公开课.docx

《2023杭州公开课.docx》由会员分享，可在线阅读，更多相关《2023杭州公开课.docx（1页珍藏版）》请在第一文库网上搜索。

1、2023杭州】O1dnewmedicinesWhatshou1dyoudoifyouhaveaheadache?Inmoderntimes,peop1eoftentakeaspirin(阿司匹林)Butisaspirin51.(actua1)amodernmedicine?Morethan4,000yearsago,ancientEgyptiansuseddried1eavestotreatpain.AndinthefourthcenturyB.C.amedicinemadefromtreebak(树皮)52.(use)totreatfevers.Inthenineteenthcentury,

2、Europeanscientistsdiscoveredthatbothmedicineshavethesamechemica1(化学物质)。Theyusedthechemica1tomakeamodernmedicineaspirin.Today,itsoneofthewor1d,s53.(cheap)andmosthe1pfu1medicines.Someofthemedicineswehavetodaycome54.traditiona1Chinesemedicine.InthethirdcenturyB.C.,somepeop1e55.(begin)studyingthehumanbo

3、dy.Theytriedmanydifferentwaystotreatthepatientsandrecorded56.(they)resu1ts.Formorethan2,000years,doctorsrecorded57.theyfoundinbooks.Theseancientbooksaresti11usefu1today.TuYouyou,aChinesemedica1researcher,foundthatin58.past,peop1eusedaherbwithye11owf1owerstotreatfevers.Afterstudyingit,shedeve1opedamedicinethatsavedmi11ionsofpeop1efromdying.For59.(century),Westernmedicinepaid1itt1eattentiontotraditiona1Chinesemedicine.Buttoday,scientistsarestudyingtraditiona1treatments60.(deve1op)newmedicines.参考答案：5!.actua11y52.wasused53.cheapest54 .from55 .began56 .their57 .what58.the59.centuries60.todeve1op