十六进制数58H转换为二进制数后为()
A. 0011 1000
B. 10101000
C. 01011000
D. 01011001
1KB等于多少字节?
A. 1
B. 100
C. 1000
D. 1024
用被动语态改写句子。 In the United States, people hold elections for presidents every four years. In the United States, elections for presidents _______________ every four years.
用被动语态改写句子。Originally,somebody wrote the book in Spanish. Originally,the book ____________ in Spanish.