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【判断题】
从误差的基本性质来分，可以将它分为三大类：系统误差、随机（偶然）误差和过失误差。A.
正确
B.
错误
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【简答题】Experts say that pretend play deserves ______.
【简答题】Experts say you’ll gain respect if you make a strong case and deliver it in a professional manner.(翻译)
【单选题】当没有划分子网时,IP 地址是( )结构,地址的网络号字段也就是 IP 地址的“因特网部分”,而主机号字段是 IP 地址的“本地部分”。
A.
一级
B.
三级
C.
四级
D.
两级
【单选题】What do some experts say about doctors‘ involvement in medical cost analysis? 查看材料
A.
It may add to doctors' already heavy workloads．
B.
It will help to save money for society as a whole．
C.
It results from society's failure to tackle the problem．
D.
It raises doctors' awareness of their social responsibilities．
【单选题】听力原文： UN experts say the number of malnourished people was growing globally and millions of people in poor and rich countries alike are dying from diseases related to. poor nutrition. In Geneva, UN go...
A.
Disease related to the SAPS.
B.
Diseases related to poor nutrition.
C.
Disease related to the bird flu.
D.
Disease related to mosquitoes.
【简答题】Experts say that agriculture provides four percent of the world's greenhouse gas emissions each year．The gases released include carbon dioxide, a major cause of global warming． Twenty-one nations ...
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