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No es cierto que nos . (quedar)
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举一反三
【简答题】Tom didn’t take part in the after -school activity yesterday. ( 改为反意疑问句 Tom didn’t take part in the after -school activity yesterday, _________ _________?
【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)
【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)
【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”
【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
【单选题】Tom didn’t go hiking with his classmates his illness.
A.
because        
B.
because of               
C.
since
【单选题】Tom didn’t go hiking with his classmates ____ his illness.
A.
because
B.
because of
C.
as
D.
since
【单选题】Tom didn’t go hiking with his classmates ____ his illness.
A.
because 
B.
because of  
C.
as
【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)
【单选题】Tom didn’t go to school __ the rain.
A.
because
B.
because of
C.
as
D.
for
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