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【多选题】
下面说法正确的是( )。
A.
CSMA/CD能完全避免冲突。
B.
以太网交换机可以对通过的数据帧进行过滤
C.
生成树算法是用来解决广播风暴问题的协议
D.
不同VLAN间的计算机即使同一台交换机上也不能直接通信
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【单选题】关于硫酸镁导泻作用的叙述,哪项是错误的
A.
口服后能使肠腔内渗透压升高而阻止水分吸收
B.
导泻作用强大
C.
为了增强导泻作用,用药后嘱患者多饮水
D.
常用于药物中毒,尤其是中枢抑制药中毒昏迷时的导泻
E.
因可致盆腔充血,故孕妇、月经期妇女禁用
【单选题】Which of the following descriptions is incorrect about Franklin’s teenage years in The Autobiography ?
A.
He works for his brother who is in the printing industry.
B.
There are frequent disagreements between Franklin and his brother.
C.
He sneaks onto a ship and heads for California.
D.
The printer William Bradford is unable to employ him.
【单选题】关于硫酸镁导泻作用的叙述,哪项是错误的
A.
口服后能使肠腔内渗透压升高而阻止水分吸收
B.
导泻作用强大
C.
为了增强导泻作用,用药后嘱病人多饮水
D.
常用于药物中毒,尤其是中枢抑制药中毒昏迷时的导泻
E.
因可致盆腔充血,故孕妇、月经期妇女禁用
【单选题】In his teenage years, Burt Rutan( )
A.
was hooked to the idea of commercial space travel.
B.
was fascinated by the design of the White Knight.
C.
was busy making model planes and winning trophies.
D.
was engaged in flying his own aircraft.
【简答题】用列举法表示下列集合: (1) 大于-4且小于12的全体偶数; (2) 方程 -5x-6=0的解集.
【单选题】Where did he spend most of his teenage years?
A.
In Mongolia.
B.
In the Arab world.
C.
In his hometown.
D.
In some other regions.
【多选题】消化性溃疡的发病原因包括
A.
Hp感染
B.
前列腺素
C.
胃酸和胃蛋白酶
D.
NSAID
E.
胆汁返流
【简答题】用列举法表示下列集合: (1) 大于-4且小于12的全体偶数; (2) 方程x一6=7的解.
【简答题】题干 1.给下列加点字注音: 果蠃( ) 螟蛉( ) 螫针( ) 绝祀( ) 嘉猷( )窠里( ) 孵化( ) 棘手( ) 麻痹( ) 中枢( ) 中( )风 2.鲁迅,原名 ,字 ,浙江绍兴人,中国现代作家、思想家、革命家,中国新文化革命的主将主要作品有...
【简答题】OPENINGS AND PREVIEWS Animals Out of Paper Yolo! Productions and the Great Griffon present the play by Rajiv Joseph, in which an origami ( 折纸术 ) artist invites a age talent and his teacher into he...
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