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【多选题】
依照动植物保护法规, 现已不能作为烹任原料使用的是( )A.
宁夏发菜
B.
金丝燕的巢穴
C.
鱼翅
D.
野生的中(甲鱼)
E.
人工养殖的熊的熊掌
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举一反三
【单选题】In computing, passwords are commonly used to limit access to official users. Yet the widespread use of passwords has serious drawbacks. Office workers now have to remember an average of twelve system ...
A.
They do not ensure security.
B.
They are difficult to remember.
C.
They have to be changed frequently.
D.
They limit computer accessibility.
【简答题】客车车身的主要结构包括底架(车架)、骨架和____。
【单选题】Acanthocephalans are commonly called ( ).
A.
roundworms
B.
blood worms
C.
flatworms
D.
probosis worms
E.
spiny-headed worms
【简答题】客车车身的主要结构包括底架(车架)、骨架和____。
【简答题】中国历史上有许多臣子,他们为了维护集团整体利益敢于置个人生死不顾,向统治者直言进谏,请举一例说明。
【简答题】In informal speech, people often omit sentence subjects because they are commonly understood. What are the omitted subjects in the following two sentences? Why do people know that these are the correc...
【简答题】Highly sophisticated electronic key systems are commonly equipped to______.
【简答题】磁卡与智能卡的主要差别是什么?
【单选题】Methods are commonly used to
A.
speed up the compilation of a program
B.
break a problem down into small manageable pieces
C.
emphasize certain parts of the logic
D.
document the program
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