It's ____ outside. So I am afraid we can't work long hours here. [ ]

A. very much cold

B. much cold

C. much too cold

D. too much cold

纳税人因有特别困难，不能按期限缴纳税款的，经省级国家税务局，地方税务局批准，可以延期缴纳，但最长不能超过（ ）。

A．1个月

B．3个月

C．6个月

D．12个月