治疗阴虚火旺盗汗，最佳选方为
A．麦味地黄丸B．一贯煎C．清骨散D．当归六黄汤E．左归丸
参考答案：D
My father will come back home tomorrow. He has ________for nearly two weeks. [ ]
A. gone on vacation
B. been on vacation
C. gone to vacation
D. been to vacation
锅炉的重油日用柜通常（）加热器。
A．设电
B．设蒸汽
C．设热水
D．不设
