在输油站投入密闭输油流程后，应将站控台上的运行泵出口阀门和调速电动机转换开关旋转至（）位置。
A.闭锁
B.手动
C.自动
D.任意
参考答案：C
5天女婴，系第1胎，足月平产，出生时哭声洪亮，生后48小时皮肤轻度黄染，昨日家长发现患儿黄疸加深，但反应好，进食佳，血清总胆红素160μmol/L，结合胆红素 20μmol/L。最可能的诊断是
A．生理性黄疸B．新生儿溶血症C．新生儿败血症D．新生儿肝炎E．先天性胆道闭锁
No one was sure exactly _____ he wanted.
A. how was it that
B. how it was that
C. what was it that
D. what it was that
