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【单选题】
Tina _______ outgoing. She has many friends in her class.A.
are
B.
is
C.
were
D.
was
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【单选题】The real Christopher Paul Gardner is an American businessman, investor, stockbroker, motivational speaker, author, and philanthropist. What does “philanthropist” mean?
A.
A very rich person.
B.
A very poor person.
C.
A rich person who gives a lot of money to help poor people.
D.
A man who becomes very rich by his own efforts.
【单选题】男, 38岁,两年来常感左下肢麻木、发凉、怕冷,检查后确诊为血栓闭塞性脉管炎。其病因与下列哪项无关( )
A.
长期大量吸烟
B.
气候寒冷潮湿
C.
神经内分泌紊乱
D.
下肢活动较少
E.
免疫功能异常
【简答题】设 n = 8(不包括符号位),机器完成一次加和移位各需100ns,则原码一位乘最多需 ns,补码Booth算法最多需 ns。
【单选题】宋某,男,56岁。诊断为慢性肺源性心脏病,血气分析结果示:Pa053mmHg,PaCO, 61mmHg。 该病人适宜的氧疗方法是
A.
持续低流量给氧
B.
间断低流量给氧
C.
间断高浓度给氧
D.
持续中浓度给氧
E.
持续高浓度给氧
【单选题】The real Christopher Paul Gardner is an American businessman, investor, stockbroker, motivational speaker, author, and philanthropist. What does “philanthropist” mean?
A.
A very rich person .
B.
A very poor person .
C.
A rich person who gives a lot of money to help poor people .
D.
A man who becomes very rich by his own efforts.
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