—I hear Yang Yan made an English speech at the graduation

— ceremony yesterday.   _______and_______     [ ]

A. So she did;so did I      

B. So did she;so I did    

C. So she was;so I was      

D. So was she;so I was

材料采购合同履行中，供货方交付货物的品种、型号、规格、质量不符合合同规定，如果采购方同意利用，应当( )。

A．按原合同价支付

B．按质论价

C．按原合同价的一半支付

D．不支付供货方的运杂费