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【单选题】
要求会计核算必须以实际发生的经济业务为依据，如实记录和反映各项财务收支情况和结果的原则是()。A.
相关性原则
B.
一贯性原则
C.
客观性原则
D.
明晰性原则
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【简答题】如何以大肠杆菌质粒DNA为载体克隆一个编码动物激素的基因，并使之在大肠杆菌中进行表达?简要说明实验中可能遇到的问题及可能的解决办法。
【单选题】Everyone wants to make a good first impression, but how important are snap judgments in the long run? Very, say communications researchers Artemio Ramirez and Mike Sunnafrank, who found that 【B1】_____...
A.
the students were asked to assess how their predictions had held up
B.
they had had only three minutes to make an assessment
C.
people judge people only at first sight
D.
how much they thought the partner liked them
E.
assessments made in the first few minutes of meeting someone strongly influence the course the relationship will take
F.
they asked the students how their relationship had been
G.
when people first meet they predict the probable outcome of the relationship
H.
they wonder why their partners didn't like them 【B1】______
【单选题】Bird Flu is a(n) ___________ disease. Whenever it occurs, children should be kept from going to public places.
A.
infectious
B.
acute
C.
serious
D.
chronic
【简答题】Agriculture is not as important to the Canadian economy as it was in the 19th century, but it continues to be the mainstay on several regions and is a significant source of export income.
【简答题】Plastic is one of the most important technological discoveries of the 20th century. However, it may soon be replaced. The new development- liquid wood- can replace plastics in all branches of modern-d...
【简答题】以大肠杆菌质粒DNA为载体克隆一个编码动物激素的基因，并使之在大肠杆中表达，通常遇到的问题是什么?
【简答题】Plastic is one of the most important technological discoveries of the 20th century.However，it may soon be replaced.The new development—liquid wood—can replace plastics in all branches of modern indust...
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