【单选题】Polonius is killed by Hamlet because ( ).
A.
Hamlet hates him for a long time.
B.
Polonius threatens Hamlet’s mother.
C.
Polonius refuses Hamlet’s marriage with Ophelia.
D.
Hamlet mistakes him as Claudius.
【简答题】(题干)某猪群,部分3~??4月龄育肥猪出现消痩,顽固性腹泻,用抗生素治疗效果不佳,剖检死亡猪在结肠壁上见到大量结节,肠腔内分离到长为8~?11mm的线状虫体可能发生的寄生虫病是?? A.蛔虫病 B.肾虫病 C.旋毛虫病 D.后圆线虫病 E.食道口线虫病 治疗该病可选用的药物是A.三氮脒 B.吡喹酮 C.左咪唑 D.地克珠利 E.拉沙里菌素 的正确答案和分析,谢谢!
【简答题】下图为6月22日从北极点上空所见的太阳光照示意图(部分),N为北极点,弧AB、AC、AD皆与极圈相切于A点。 (1)图中能表示晨昏线的是_________,该段弧线是____________(晨、昏)线。 (2)该日,A点的昼长为___________小时,C点夜长为__________小时,E点早晨___________时日出。 (3)该日,昼长达一年中最大值的地区为____________,南...
【单选题】Polonius is killed by Hamlet because ( ).
A.
Hamlet mistakes him as Claudius.
B.
Polonius threatens Hamlet’s mother.
C.
Polonius refuses Hamlet’s marriage with Ophelia.
【单选题】Who is the final survivor in Hamlet ?
【单选题】What are boys usually encouraged to do at school?
A.
To get help with their homework.
B.
To play the leading role in class.
C.
To work with girl students in class.
D.
To learn to take care of others.
【单选题】某客户信用卡的对账单日为每月10日,指定还款日为每月28日,若客户在本月5日消费2000元,则她( )。
【单选题】在结构平面图中 , 构件代号 YTL 表示( )