不属于建筑物按照建筑结构分类的是（）。

A.砖木结构建筑

B.钢筋混凝土结构建筑

C.砖混结构建筑

D.砌体结构建筑

Allen had to call a taxi because the box was _______ to carry all the way home.

A．much too heavy

B．too much heavy

C．heavy too much

D．too heavy much