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【单选题】
女性、52岁，反复呕吐，不能进食3日，今日软弱无力，腹胀难忍，膝腱反射减弱，心电图T波低平，出现U波，诊断为（）A.
低钾血症
B.
高钾血症
C.
酸中毒
D.
碱中毒
E.
脱水
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皮皮学刷刷变学霸
举一反三
【单选题】Hello, I’m Frank. I’m twenty⁃four years old. I live in Beijing now. There are many tall buildings, big buses and busy streets in this city. My flat (公寓) is on the eighth floor of a ten⁃floor building....
A.
It’s small and dirty.
B.
It’s big and tidy.
C.
It’s small but tidy.
D.
It’s big but dirty.
【单选题】塑料可分为通用塑料、工程塑料和特种塑料。工程塑料比通用塑料具有以下（）等优良的特性。
A.
强度好、刚度高
B.
耐磨性高、耐热性好、耐腐蚀性能好
C.
抗蠕变、尺寸稳定性好
D.
前面三个答案全对
【单选题】某电源的电动势为3V,内阻为0.2Ω,外电路在断路和短路两种情况下,则该电源两端的电压分别为( )
A.
3V、0V
B.
0V、0V
C.
2V、2V
D.
0V、3V
【单选题】Death of a Salesman was written by
A.
Arthur Miller
B.
Ernest Hemingway
C.
Ralph Ellison
D.
James Baldwin
【单选题】Hello, I’m Frank. I’m twenty⁃four years old. I live in Beijing now. There are many tall buildings, big buses and busy streets in this city. My flat (公寓) is on the eighth floor of a ten⁃floor building....
A.
doctor
B.
teacher
C.
cook
D.
waiter
【简答题】Willy, the character in Death of a Salesman, was diagnosed by two psychiatrists to get suffering from______.
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