治疗痢疾以哪些经穴为主（）。
A.任脉
B.督脉
C.手阳明经
D.足太阴经
E.足阳明经
参考答案：A, C, E
— You and Kate often meet, don't you?
— We do meet________, but not regularly. [ ]
A. now and then
B. by and by
C. step by step
D. more or less
在导游讲解中，( )使用频率最高。
A．口头语言 B．书面语言C．口头语言、书面语言 D．普通话、地方话
