题目

在横线上填上合适的单位名称或数．2时＝分1分40秒＝秒50分米＝米6千米＝米80毫米＝8 2吨＝2000 9千米﹣4千米＝米 2吨﹣5千克＝千克 答案：【1】120【2】100【3】5【4】6000【5】厘米【6】千克【7】5000【8】1995We should try to do our work better with _______money and ______ people.A. less, fewer B. less, less C. fewer, fewer D. fewer, less