—Have you finished your project, Cathy?

—Not yet．My computer       ．

A．is still being fixed

B．is not fixing

C．has already been fixed

D．has not fixed

我国历史上的四大米市是指[ ]

A．长沙、武汉、九江、无锡

B．重庆、武汉、南京、上海

C．天水、衡阳、无锡、武汉

D．长沙、武汉、南昌、苏州