初三英语上学期lesson50九年级英语课件

0006，000Germany82，000Canada39，678，648198，400，000500，000，000，000AskandanswerCountryPopulationAustralia18，000，000，23412，0001，Lesson50HanZhaohu顺化中学9761，000China1，000，000，000StandingroomonlyQuestionsBywhatyearwilltheworld’spopulationreach6billion?1Whatdoes‘standingroomonly’mean?QuestionsQuestions3Doyouthinkthatafamilyshouldhavemanychildren?Why?thenumberofbabiesborninoneminute________thenumberofbabiesborninonehour________theworld’spopulationtwothousandyearsago_________400yearsago_________thebeginningofthiscentury_________theworld’spopulationin1990________bytheendofthe20thcentury_________bytheyear2，200，100，444，700，6791，255，400，700，540250，000444，000France58，000，00045，0007，010_________25915，000，000，0005，000，0001Howmanyne，