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【判断题】
在国际贸易中,卖方所承担的风险、责任的大小与商品价格的高低成正比。
A.
正确
B.
错误
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举一反三
【单选题】郁金香下种温度（ ）。
A.
A   15度以下
B.
10度以下
C.
C15度以上
D.
D10度以上
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【单选题】Suppose relation R(A,C) has the following tuples: A C 3 4 6 4 2 3 3 5 7 1 and relation S(B,C,D) has the following tuples: B C D 5 1 6 1 5 8 4 4 9 Compute the natural join of R and S. Which of the foll...
A.
(6, 4, 3, 9)
B.
(3, 4, 3, 9)
C.
(7, 5, 1, 6)
D.
(3, 4, 3, 9)
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【单选题】Suppose relation R(A,B) has the following tuples: A B 1 2 1 5 5 6 and relation S(B,C,D) has the following tuples: B C D 2 4 6 6 6 8 5 7 9 Compute the natural join of R and S. Which of the following tu...
A.
(1,2,6,8)
B.
(3,4,7,8)
C.
(1,6,6,8)
D.
(1,5,7,9)
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【简答题】By my third day in the hospital, I realized Tom didn’t visit. I couldn’t understand 36 my best friend wouldn’t come to see me. Struggling against the 37 , I phoned his __ 38 . His mother answered, and...
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【单选题】福楼拜专门用名词( )来形容虚荣肤浅且不切实际,耽于物欲的行为,批判爱玛这种想入非非的品性。
A.
“零度风格”
B.
“包法利主义”
C.
“非个人化”
D.
“客观而无动于衷”
查看完整题目与答案
【单选题】郁金香下种温度( )。
A.
15度以下
B.
10度以下
C.
5度以上
D.
0度以上
查看完整题目与答案
【单选题】Tom didn’t go hiking with his classmates his illness.
A.
because        
B.
because of               
C.
since
查看完整题目与答案
【单选题】Tom didn’t go hiking with his classmates ____ his illness.
A.
because
B.
because of
C.
as
D.
since
查看完整题目与答案
【单选题】Tom didn’t go hiking with his classmates ____ his illness.
A.
because 
B.
because of  
C.
as
查看完整题目与答案
【单选题】Suppose relation R(A,C) has the following tuples: A C 3 4 6 4 2 3 3 5 7 1 and relation S(B,C,D) has the following tuples: B C D 5 1 6 1 5 8 4 4 9 Compute the natural join of R and S. Which of the foll...
A.
(6, 4, 4, 9)
B.
(3,4,4,9)
C.
(7,5,1,6)
D.
(3,4,3,9)
查看完整题目与答案
相关题目：
【单选题】郁金香下种温度（ ）。
A.
A   15度以下
B.
10度以下
C.
C15度以上
D.
D10度以上
查看完整题目与答案
【单选题】Suppose relation R(A,C) has the following tuples: A C 3 4 6 4 2 3 3 5 7 1 and relation S(B,C,D) has the following tuples: B C D 5 1 6 1 5 8 4 4 9 Compute the natural join of R and S. Which of the foll...
A.
(6, 4, 3, 9)
B.
(3, 4, 3, 9)
C.
(7, 5, 1, 6)
D.
(3, 4, 3, 9)
查看完整题目与答案
【单选题】Suppose relation R(A,B) has the following tuples: A B 1 2 1 5 5 6 and relation S(B,C,D) has the following tuples: B C D 2 4 6 6 6 8 5 7 9 Compute the natural join of R and S. Which of the following tu...
A.
(1,2,6,8)
B.
(3,4,7,8)
C.
(1,6,6,8)
D.
(1,5,7,9)
查看完整题目与答案
【简答题】By my third day in the hospital, I realized Tom didn’t visit. I couldn’t understand 36 my best friend wouldn’t come to see me. Struggling against the 37 , I phoned his __ 38 . His mother answered, and...
查看完整题目与答案
【单选题】福楼拜专门用名词( )来形容虚荣肤浅且不切实际,耽于物欲的行为,批判爱玛这种想入非非的品性。
A.
“零度风格”
B.
“包法利主义”
C.
“非个人化”
D.
“客观而无动于衷”
查看完整题目与答案
【单选题】郁金香下种温度( )。
A.
15度以下
B.
10度以下
C.
5度以上
D.
0度以上
查看完整题目与答案
【单选题】Tom didn’t go hiking with his classmates his illness.
A.
because        
B.
because of               
C.
since
查看完整题目与答案
【单选题】Tom didn’t go hiking with his classmates ____ his illness.
A.
because
B.
because of
C.
as
D.
since
查看完整题目与答案
【单选题】Tom didn’t go hiking with his classmates ____ his illness.
A.
because 
B.
because of  
C.
as
查看完整题目与答案
【单选题】Suppose relation R(A,C) has the following tuples: A C 3 4 6 4 2 3 3 5 7 1 and relation S(B,C,D) has the following tuples: B C D 5 1 6 1 5 8 4 4 9 Compute the natural join of R and S. Which of the foll...
A.
(6, 4, 4, 9)
B.
(3,4,4,9)
C.
(7,5,1,6)
D.
(3,4,3,9)
查看完整题目与答案