6、的减轻地震灾害的方法相反。第9题选now。与前面的1906年相对比。第10题选if。文章最后小结提出假设:旧金山如果依旧那样的话,一旦有一天发生地震,后果将不堪设想。(2)Mr.Brownhadanumbrellashopinasmalltown.Peoplesometimes1________himbrokenumbrellas,andthenhetookthemtoabigshopin London .Theywere2________there.OnedayMr.Brownwentto London bytrain.He3________totakeanumbrellawit
7、hhimthatday.Sittinginfrontofhimwasamanwithanumbrellastanding4_______theseat.Whenthetrainarrivedin London ,Mr.Brown5________uptheumbrellaasheoftendidduringhisjourneybytrain.Justashewasgettingoff,hewas6Word完美格式..