《营卫生会》所述,“营气衰少而卫气内伐”的意思是()
A.营气不足,卫气内争
B.营弱卫强,卫气内争
C.卫气郁而化热,煎熬营阴
D.营卫不足,卫气内争
E.以上均不是
参考答案:D
My father _____ take a nap after supper, but now he's _____ taking a walk. [ ]
A. got used to; used to
B. used to; used to
C. used to; got used to
D. got used to; been used to
技术相机在操作上比单反相机更具优势的是()。
A、灵活性
B、轻便性
C、精确度高
D、精确自由的调节性