十进制数256转换为二进制数为()
A.10000
B.1000100
C.100000000
D.100101000
参考答案:C
I don't bring enough money and I have to _____ some more. [ ]
A. take
B. carry
C. bring
D. fetch
结缔组织来自
A.外胚层B.中胚层C.内胚层D.外胚层和中胚层E.中胚层和内胚层