既能破血祛瘀，又能行气消积，治食积腹胀的药物是( )
A．益母草、泽兰B．三棱、莪术C．郁金、川芎D．虎杖、苏木E．乳香、没药
参考答案：B
- Mr. White, will you please teach me how to perform pair skating today?
-- . You have to practise single skating well first.
A．Two heads are better than one.
B．Think twice before you do.
C．Learn to walk before you run.
D．One today is worth two tomorrows.
在A+B→盐+水的反应中，A和B不可能是( )
A．HCl和NaOH
B．CO2和NaOH
C．H2SO4和Fe2O3
D．H2SO4和BaCl2
