A:1.0×103kg/m3
B:1.16×103kg/m3
C:1.75×103kg/m3
D:1.2×103kg/m3
已知实数a,b满足log2a+log2b=﹣2,则a+b的最小值为( )
下面的计算正确的是( )
In the end, Aunt Li ____ (choose) to go to the airport by taxi.
It is greatly ____ ____ ____ th that you have passed such a difficult examination.