Where are the two speakers going in the afternoon?A.To a car wash.B.To a supermarket.C.To
Where are the two speakers going in the afternoon?
A.To a car wash.
B.To a supermarket.
C.To a friend’s house.
Where are the two speakers going in the afternoon?
A.To a car wash.
B.To a supermarket.
C.To a friend’s house.
A.The two speakers will continue talking and become friends.
B.The two speakers will spend their vacation together.
C.The woman is not interested in the talk.
D.The man will tell the woman is business major.
设供应商供应零件的关系模式为SP(Sno, Pno, Qty),其中Sno表示供应商号,Pno表示零件号,Qty表示零件数量。查询至少包含了供应商“168”所供应的全部零件的供应商号的SQL语句如下:
SELECT Sno
FROM SP SPX
WHERE (1)
(SELECT *
FROM SP SPY
WHERE (2) AND NOT EXISTS
(SELECT *
FROM SP SPZ
WHERE (3)));
A.EXISTS
B.NOT EXISTS
C.IN
D.NOT IN
A.The two speakers will continue talking and become friends.
B.The two speakers will spend their vacation together.
C.The woman is not interested in the talk.
D.The man will tell the woman his business major.
设供应商零件的关系模式为SP(Sno,Pno,Qty),其中Sno表示供应商号,Pno表示零件号,Qty表示零件数量。查询至少包含了供应商“168”所供应的全部零件的供应商号的SQL语句如下:
SELECT Sno
FROM SP SPX
WHERE (1)
(SELECT*
FROM SP SPY
WHERE (2) AND NOT EXISTS
(SELECT*
FROM SP SPZ
WHERE (3)));
A.EXISTS
B.NOT EXISTS
C.IN
D.NOT IN
设供应商供应零件的关系模式为SP(Sno,Pno,Qty),其中Sno表示供应商号,Pno表示零件号,Qty表示零件数量。查询至少包含了供应商“168”所供应的全部零件的供应商号的 SQL语句如下:
SELECT Sno
FROMSP SPX
WHERE (37)
(SELECT*
FROM SP SPY
WHERE (38) ANDNOTEXISTS
(SELECT*
FROM SP SPZ
WHERE (39)));
A.EXISTS
B.NOTEXISTS
C.IN
D.NOT IN
SELECT SUM(Qty)
FROM SP
WHERE PNo=”P101’
(1) PNo (2)
(SELECT PNo
FROM (3)
WHERE city="Beijing")
(4) PNo;
(1)
A.They are required to take two English speaking tests.
B.They must take one English speaking test.
C.They are required to write an application.
D.They must squeeze out enough time each week.
听力原文:M: How long have you been in Beijing?
W: I just arrived two days ago. I will be spending a fortnight here.
Q: When will the woman leave?
(18)
A.In about four days.
B.About two weeks from now.
C.In four weeks.
D.She hasn't decided yet.
What does the man want?
A.A table of two where he can smoke.
B.A table where he can see the window.
C.A table of two where no one smokes.
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