【简答题】.Most birds find it safe to sleep in the trees, but __________ they have eggs or young chicks, they don’t use a nest. A.why B.how C.unless D.where
【单选题】小高在上夜班巡视时,发现一位患者倒在床旁,夜班值班人员只有她一个人。此时针对患者,小高应首先采取的措施是( )。
【简答题】Most birds find it safe to sleep in the trees, but ________they have eggs or young chicks, they don’t use a nest. A.why B.how C.unless D.where
【简答题】患者男,26岁,主诉发热、全身酸痛,头痛乏力等,伴有阵发性刺激性干咳,红细胞冷凝集素试验阳性,血清肺炎支原体抗体阳性( ) A庆大霉素 B氯霉素 C青霉素 D四环素
【单选题】小高在上夜班巡视时,发现一位二级护理的患者倒在床旁,此时夜班值班人员只有他一人。此时针对患者发生的坠床情况,小高应首先采取的措施是()
【简答题】Most birds find it safe to sleep in the trees, but __________ they have eggs or young chicks, they don’t use a nest. A.why B.how C.unless D.where
【单选题】Most of the migratory birds no longer fly across Afghanistan to Pakistan and India because ______.
A.
they change their route from time to time.
B.
some birds have collapsed while flying.
C.
they have been threatened by the bombs dropped on the country.
D.
they are scared by the big animals in the mountains.
【单选题】下列说法正确的是
B.
横波是沿水平方向振动的波,纵波是沿竖直方向振动的波
C.
机械波只能在弹性介质(媒介)中传播,而电磁波可以在真空中传播
D.
波源振动的频率就是波的频率,波源振动的速度就是波的传播速度
【简答题】某企业的厂方实际价值是100万,投保时保险金额是40万,后房屋发生30万的损失,则保险公司应赔偿_____。