Mrs Hu always ________ new clothes, but today she ________ an old coat.[ ]

A. puts on; wears      

B. puts on; putting on    

C. wears; is wearing    

D. wears; puts on

利用坡屋顶空间做住宅卧室时，其一半面积的净高不应低于( )m，其余部分最低处高度不宜低于( )m。

A．2.1；1.5

B．2.2；1.8

C．2.2；1.5

D．2.4；2.0