A. 八进制数52 B. 十进制数44 C. 十六进制数2B D. 二进制数101001
A. get B. maintain C. lead D. make
A. 1.11001e+013 B. 1.0011e+013 C. 1.0011e+013 D. 1.11301e+016
A. counting B. depositing C. drawing D. saving
A. preventing B. freeing C. restraining D. refraining