“The HD fake notes do not have so-called high quality. They have obvious distinctions and it is not hard to      them from the real ones with naked eyes and hands,” the statement said.

A．tell

B．divide

C．prevent

D．protect

计算机中十六位浮点数的表示格式为

某机器码为1110001010000000，
若阶码为移码且尾数为反码，则其十进制真值为 (7) ；
若阶码为移码且尾数为原码，则其十进制真值为 (8) ；
若阶码为补码且尾数为反码，则其十进制真值为 (9) ；
若阶码为补码且尾数为原码．则其十进制真值为 (10) ，将其规格化后的机器码为 (11) 。