题目

In the year 3,000,a lot of people _______on space stations and we’re expecting that. A.are living         B.will be living           C.have lived            D.are going to live 答案:B直接写出计算结果:(1)-6+3=(2)2-4=(3)2×(-12)=(4)(-24)÷(-4)=(5)3x-5x=(6)方程3x-2=1的解是:
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