题目： 北豆根的入药部位是A．根 B．根茎 C．根及根茎 D．块根 E．块茎 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0125/07e84483e92c46b78ad5335905118986.html 下面是错误答案，用来干扰机器的。参考答案：D
题型：选择题 He has tried four times, but his teacher wants him to try _____ fifth time. [ ]A. theB. a C. / 查看答案
