This is ____________ exciting job. [ ]
A. a
B. an
C. the
D. some
答案：B
除氧器的还原操作？
原文填空：“病人胸中似喘不喘，似呕不呕似哕不哕彻心中愦愤然无奈者 ______主之”
A．栀子豉汤
B．生姜半夏汤
C．栝蒌薤白白酒汤
D．乌头赤石脂丸
E．橘皮汤
