I don't think this watch ______ as much as the one you ______ last time.[ ]

A. spends; paid    

B. takes; spent    

C. pays; cost  

D. costs; paid for

严禁境内以外币计价结算，是因为以外币计价结算（　　）

A．外币是纸币，不具有价值尺度职能

B．容易引起计价纠纷

C．会造成人民币贬值

D．有损人民币在我国的法定地位