题目

直接写出结果。72÷8=8×4= 37+24= 81÷9=36+47= 64÷8= 50-9=8×7=200+500= 9000-3000= 400+600= 54÷6= 答案：9；32；61；9；83；8；41；56；700；6000；1000；926．— How is the campus cleaning going?                                               — We've cleaned it up, ______ at least most of it．                 A．andB．thenC．orD．Nor