题目内容

有下列程序： #include＜iosteram.h＞ using namespace std; class Stack { public: Stack(unsignedn=10):size(n){rep_=new int [size];top=O;} Stack(Stack&s):size(s.size) { rep_=new int[size]; fo

A. 4,3,2,1，
B. 4,3,6,7,2,1，
C. 4,3,6,2,1，
D. 1,2,3,4，

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水泥越细越好，但过细却会增加水泥的生产成本。()

A. 正确
B. 错误

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若今年比去年的环比发展速度为112％，去年比前年的环比增长率为3％，那么今年比前年的平均增长率为（）。

A. 0.09
B. 0.074
C. 0.075
D. 0.154

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Waiter: Good evening. ______
Customer: Actually there are 3 of us. A friend is joining us tonight.

A. There are 3 of you tonight？
B. A table for two？
C. How many people are there？
D. What's your number？

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In the eyes of the author, multi-tasking______.

A. could not be avoided in this fast-changing age
B. should be taken the place of by uni-tasking
C. robs people of time to focus and reflect
D. should not become a word in everyday use

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有下列程序： #include＜iosteram.h＞ using namespace std; class Stack { public: Stack(unsignedn=10):size(n){rep_=new int [size];top=O;} Stack(Stack&s):size(s.size) { rep_=new int[size]; fo

A. 4,3,2,1， B. 4,3,6,7,2,1， C. 4,3,6,2,1， D. 1,2,3,4，

水泥越细越好，但过细却会增加水泥的生产成本。()

若今年比去年的环比发展速度为112％，去年比前年的环比增长率为3％，那么今年比前年的平均增长率为（）。

Waiter: Good evening. ______Customer: Actually there are 3 of us. A friend is joining us tonight.

In the eyes of the author, multi-tasking______.

A. 4,3,2,1，
B. 4,3,6,7,2,1，
C. 4,3,6,2,1，
D. 1,2,3,4，

Waiter: Good evening. ______
Customer: Actually there are 3 of us. A friend is joining us tonight.