— Lovely weather, ______it?

— Yes, it is warm today.

[      ]

A. doesn't

B. isn't

C. won't

D. wasn't

配菜的意义是确定菜肴的质地、菜肴的数量、菜肴的色泽、菜肴的口味、菜肴的形体、菜肴的营养、菜肴的成本、菜肴的盛装器皿、菜肴的花色品种。