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【单选题】
取无菌溶液时，下列哪一项是不必要的 ( )A.
取用无菌溶液时要先核对瓶签，有无过期
B.
检查瓶盖有无松动
C.
检查瓶口有无裂缝
D.
检查无菌溶液内有无沉淀、混浊或颜色改变
E.
有无配伍禁忌
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反馈参考答案：
举一反三
【简答题】The sinking of Venice used to be caused by ______.
【单选题】下列程序编译执行后,累加器A中的内容为( )。 ORG 0100H MOV A,#20H MOV B,#10D END MUL AB
A.
20H
B.
0AH
C.
0C8H
D.
00H
【简答题】在没有道路、邮政,也没有常规的电话网络的地方,手机就成了最重要的通信方式。 In places where there are no boats, mail, or regular telephone systems, mobile phones are becoming the most important _______ ____ ________.
【简答题】外部风险包括: 社会文化风险、 自然环境风险、 产业风险、 ()、()、()、()、()。(特别说明本题需要与标准答案完全一致,先后顺序不论,填写时需要完整的填写“XX风险”,每空均为4个字。)
【简答题】The causes of the 1996 flooding in Venice were: ______, ______ and the digging of a channel to allow tankers to pass.
【单选题】Why can’t other “water cities” in the world be compared with Venice?
A.
Only Venice has a network of canals.
B.
Only Venice has the unique feature of both luxury and profundity
C.
Only Venice’s luxury has been eroded by time.
D.
Only Venice becomes all the more profound.
【简答题】阅读理解。 Venice Venice is in the northeast of Italy. It was built on small islands in saltwater lakes more than 1,500 years ago. Venice is a city with no cars and people travel by boat. There are 117 wat...
相关题目：
【单选题】下列程序编译执行后,累加器A中的内容为( )。 ORG 0100H MOV A,#20H MOV B,#10D END MUL AB
A.
20H
B.
0AH
C.
0C8H
D.
00H
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