十进制数－80用16位补码表示是（）。
A.F080H
B.8080H
C.FF88H
D.FFB0H
参考答案：D
A: I think China is great.
B: I agree. It's famous ______ its food and the Great Wall. [ ]
A. at
B. in
C. for
D. to
制吴茱萸采用的辅料是( )
A．甘草汁B．盐水C．黄酒D．白矾水E．米醋
