Although a large _______ of money ______ used and a great ______ of doctors and nurses lost their lives in fighting against SARS, we were able to win the battle in the end.

A．number; was; amount

B．amount; was ; number

C．amount; were; number

D．number ; were; many

粗齿锯或细齿锯是根据每（）锯条上齿数的多少来确定的。

A.10mm

B.15mm

C.20mm

D.25mm