肝外胆道不包括
A．肝管
B．肝总管
C．胰管
D．胆囊管、胆囊
E．胆总管
参考答案：D
解析：肝外胆道包括左、右肝管，肝总管，胆囊管，胆囊和胆总管。
To learn English well, we should find opportunities to hear English ______ as much as we can.
A．speak
B．spoken
C．speaking
D．to speak
连续系统
