(2013·金华十校联考)—I missed the football match on TV last night.

—Never mind. ________. You can find out the results in the newspaper.

A．It's no big deal

B．Don't worry

C．What a pity

D．That's OK

欲配制1％普鲁卡因等渗液100mL，求需加氯化钠的量(已知：1％普鲁卡因和1％氯化钠冰点下降值分别为0．12、0．58)。