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【单选题】
听力原文：M: Are you free this afternoon, Mary? If you have spare time, will you join us in playing volleyball? Lily has got a bad cold so she couldn't play. W: I'd like to. Anyway my basketball lesson was cancelled, so as long as I can go swimming at 7 p.m. that's OK. Q: What will the woman do this afternoon? (17)A.
She will play basketball.
B.
She will go to see Lily.
C.
She will go swimming.
D.
She will play volleyball.
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【单选题】下面程序的时间复杂度为 ( )。 for(i=0;i for(j=0;j a[i][j]=i*j;
A.
O(m*n)
B.
O(n*n)
C.
O(m*m)
D.
O(m+n)
【简答题】写出下列化合物水溶液的 PBE : (1) NH 4 Cl (2) NH 4 Ac (3) ( NH 4 ) 2 HPO 4 (4) HCOOH (5) Na 2 S (6) Na 2 C 2 O 4
【简答题】A．Castles' structure and the eating habit in them. B．Castles' structure and people who lived in them. C．Castles' structure and the lives in them. D．Why people built castles and castles' structure.
【单选题】下面程序的时间复杂度为（） x=1for i=1 to n dofor j=1 to i do for k=1 to j do x++
A.
n
B.
n^3
C.
n^2
D.
nlogn
【简答题】A．Castles' structure and the eating habit in them. B．Castles' structure and the people who lived in them. C．Castles' structure and the life in them. D．Why people built castles and their structure.
【单选题】A ________ is an organizational design that groups similar or related occupational specialties together. A) simple structure B) functional structure C) matrix structure D) divisional structure
A.
simple structure
B.
functional structure
C.
matrix structure
D.
divisional structure
【单选题】下面程序的时间复杂度为 () x=1 for i=1 to n do for j=1 to i do for k=1 to j do x++
A.
O(n)
B.
O(n^3 )
C.
O (n^2 )
D.
O(nlogn)
相关题目：
【单选题】下面程序的时间复杂度为（） x=1for i=1 to n dofor j=1 to i do for k=1 to j do x++
A.
n
B.
n^3
C.
n^2
D.
nlogn
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