单项选择题
A.emergingB.emergenceC.emergencyD.emerges
The doctor couldn’t explain the （）of the high temperatu...
单项选择题The doctor couldn’t explain the （）of the high temperature.
A.persistentB.persistenceC.persistD.persisted
It has been believed that cowboys（）a simpler way of lif...
单项选择题It has been believed that cowboys（）a simpler way of life and freedom without restraint.
A.weep forB.blame forC.strive forD.stand for
The doctor asked her assistants to keep her（）of the pat...
单项选择题The doctor asked her assistants to keep her（）of the patient’s physicalcondition after surgery.
A.informB.informedC.informingD.to inform
