According to the weather forecast it will be weather that we had better stay at home.A.

问题补充：

According to the weather forecast, it will be weather that we had better stay at home.

A. such a bad

B. such bad

C. so bad a

D. so bad

答案：

A. such a bad

(答案→)B. such bad

C. so bad a

D. so bad

解析：

试题分析:考查不定代词用法。Such 可以修饰单数名词、不可数名词或复数名词，so用来修饰形容词或副词；而此句中被修饰词weather是不可数名词，所以B选项正确。句意：根据天气预报预测，天气将会是如此恶劣我们最好要呆在家里。