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【单选题】
2003年,湖北省一位12岁的小学生经过反复实验,证明了蜜峰有自己的发声器官,推翻了关于蜜峰没有发声器官、只能靠翅膀振动发出声音的论断。这一事例说明:A.
书本知识是不可靠的
B.
实践是检验认识是否正确的惟一标准
C.
实践是认识的目的
D.
感性认识有待于上升到理性认识
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【简答题】在外文数据库检索时,遇有Fulltext链接时,说明该库可提供________。
【简答题】Modern life is impossible without travelling. The fastest way of travelling is by plane. With a modern airline you can travel in one day to places which it took a month or more to get to hundred years...
【单选题】[单选题]电力电缆中,()具有容许温升高,允许载流量较大,耐热性能好,适宜于高落差和垂直敷设,介电性能优良的特点。
A.
不滴漏油浸纸绝缘型电缆橡胶绝缘电缆
B.
聚氯乙烯绝缘电缆
C.
交联聚乙烯绝缘电缆
【简答题】People who like travelling have their reasons. They believe that travelling can help them expand their field of view, especially in the geographical and historical sense. They also think that touring ...
【单选题】— I think travelling by train is more comfortable than travelling by plane. —_________. In my opinion, travelling by plane is more comfortable.
A.
I agree with you
B.
I couldn’t agree more
C.
You’re right
D.
I’m afraid it isn’t
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