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【单选题】
关于线性规划模型的可行域,下面叙述正确是A.
可行域内必有无穷多个点
B.
可行域必有界
C.
可行域内必然包括原点
D.
可行域必是凸的
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【简答题】20世纪20年代至50年代，西方教育心理学吸取了儿童心理学和心理测验方面的成果，大大扩充了自己的内容。这一时期，教育心理学内容丰富，并成为一门具有独立理论体系的学科。
【单选题】阅读文章，回答题： I am peter Hodes ，a volunteer stem courier. Since March 2012， I've done 89 trips of those ， 51 have been abroad， I have 42 hours to carry stem cells（干细胞）in my little box because I've got two...
A.
provider
B.
delivery man
C.
collector
D.
medical doctor
【简答题】关于治则中的平衡观,中医学对机体健康的认识为“阴平阳秘”,病机表现为“过与不及”,治疗总则为___________。
【判断题】20世纪20-50年代，西方教育心理学吸取了儿童心理学和心理测验方面的成果，大大扩充了自己的内容。这一时期，教育心理学内容丰富，并成为一门具有独立理论体系的学科。( )
A.
正确
B.
错误
【单选题】C Iam peter Hodes ,a volunteer stem courier. Since March 2012, I&39;ve done 89 trips of those , 51 have been abroad, I have 42hours to carry stem cells（干细胞）in my little box because I&39;ve got two ice...
A.
provider
B.
delivery man
C.
collector
D.
medical doctor
【单选题】Peter was caught in a traffic jam and after he arrived at the airport his client ______ for half an hour.
A.
was waiting
B.
waited
C.
has waited
D.
had waited
【简答题】( ) 年 ( ) 国心理学家 ( )出版了《教育心理学》,这是西方第一本以教育心理学命名的专著。随后,教育心理学在20世纪60~70年代逐渐形成为一门具有独立理论体系的科学。
【简答题】When we were in America last year, I went fishing with my friend, Peter. Early in the morning, we were sitting quietly by the side of a lake where we had an unpleasant surprise. We saw a duck come alo...
【单选题】Peter said that he was late because he was caught in a traffic jam. That was a __________ story.
A.
like
B.
alike
C.
likely
D.
liking
【简答题】阅读理解。 After a quick breakfast in the station restaurant, Peter set off to look for a room where he could live for the next few months. He knew exactly what he wanted: a room which was not too small, n...
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