Inthepastmandidnot的精选

问题详情：任务型阅读；阅读下列短文，根据短文中的信息完成文后表格。（每空一词)  Inthepast,mandidnothavetothinkabouttheprotectionofhisenvironment.Therewerenotmanypeopleonearth,andnaturalresourcesseemedtobeunl...