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【单选题】
男,21岁。足底被生锈铁钉刺伤后8天,四肢抽搐2天,发作时头颈部后仰、强直,牙关紧闭,口唇青紫,大汗淋漓。该患者最严重的并发症是
A.
骨折
B.
舌咬伤
C.
肺部感染
D.
窒息
E.
脑疝
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参考答案:
举一反三
【多选题】美国标准规定的鲜蛋规格分级等级有哪些()
A.
AA级
B.
A级
C.
B级
D.
C 级
【单选题】At the beginning, how did Digory feel about the Queen?
A.
She was weak but brave.
B.
She was strong and brave.
C.
She was weak and timid.
【简答题】( )是指在作物生育期间遭受到0°C以上的低温危害,引起作物生育期推迟或使生殖器官的生理活动受阻造成农业减产的低温灾害。
【简答题】2010年上海世博会的主题是“城市,让生活更美好”,世博会充分体现了“绿色、低碳、节能、减排”的现代理念. (1)世博会期间有千辆清洁能源汽车投入运行,氢燃料电池车可实现“零排放”.氢燃料电池总反应的化学反应的化学方程式是:2H 2 +O 2 =2H 2 O,它将______能转化为电能. (2)世博会主题馆大量使用太阳能光伏发电最关键的材料是高纯硅,其制取过程中可由氯化硅(SiCl 4 )和氢气...
【判断题】若n阶方阵A与 B相似,则存在对角矩阵C,使得A与B都相似于C。
A.
正确
B.
错误
【单选题】How did Digory open the gates?
A.
HE opened the gates by a key.
B.
He put his hand on the gates.
C.
He destroyed the gates.
【简答题】充电的基本方法 有 、 ,汽车 上 是采用 。
【单选题】How did Digory know which the right tree was?
A.
Because the right tree stood in the center.
B.
Because the right tree was loaded with silver apples.
C.
Both A and B are right.
【单选题】How did Polly and Digory feel when they stood in the courtyard?
A.
They felt so happy.
B.
They felt so afraid.
C.
They felt so angry.
【单选题】How was Digory's mother after she ate the apple?
A.
She soon died.
B.
She gradually recovered.
C.
She became weaker.
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