单项选择题What does the narrator buy at the bazaar? _____ A、A flowered tea-set. B、Nothing. C、Candy. D、A porcelain vase.
单项选择题患者,女,20岁。每经行之时,则大便溏薄,腹痛即泻,脘腹胀满,两胁胀痛,方选