单项选择题
A．pick B．lift C．take D．left
A．the person performing the acupuncture knows a lot about the making of needles B．an operation now needs fewer needles than in the past C．acupuncture has existed in China for as long as 2,000 years D．few patients prefer acupuncture to chemicals
A．they have different styles of life B．they hate each other C．parents think that their children are troublemakers D．they are in a society of rapidly changing social and moral values