执行代码m[-c("poor","excellent","good","poor") ] patient[-factor(m) ] patient后,patient的因子水平下列说法正确的是（ ） A: poor good excellent B: poor excellent good poor C: excellent good poor D: 以上都不对

执行代码m[-c("poor","excellent","good","poor") ] patient[-factor(m,order=TRUE,levels=c("poor","good","excellent"))) ] patient后,patient的因子水平下列说法正确的是（ ） A: poor good excellent B: poor excellent good C: excellent good poor D: 以上都不对

下面哪一个单词不发[ɑ̃]音？ A: lent B: patient C: quand D: femme

【单选题】______, he had no intention of waiting for three good hours. A. Patient although he was B. As he was patient C. Patient as he was D. Since he was patient A. Patient although he was B. As he was patient C. Patient as he was D. Since he was patient

what is voluntary passive euthanasia? A: Accelerated death of the patient and the expressed desire of ethunasia by the patient B: Allowing the patients to die naturally and the patient does not express the desire of ethanasia C: Accelerated death of the patient and the patient does not express the desire of ethanasia D: Allowing the patients to die naturally and the expressed desire of ethunasia by the patient

Which of the following is improper for an effective listener? A: What the patient said is useless B: Accept what the patient said C: Understand what the patient said D: Record accurately what the patient said

She didn’t tell us ______. A: how is the patient B: B. how old was the patient C: C. how old the patient was

patient ______________

The ( ) examined the patient’s teeth and gums. A: dentist B: nurse C: patient

What did the doctor do first（） A: Gave the patient some medicine. B: Took the patient’s temperature. C: Let the patient go home.