题目内容
（请给出正确答案）
[单选题]
30、()
A.point
B.similarity
C.difficulty
D.difference
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答案
D、difference
the difference between...and....意为“……和……之间的区别”。
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A．VC—AC
B．VC—SIMI
C．PC—BIPAP
D．SPN—CPAP
更多“()”相关的问题
第2题
You have a network that supports VLSM and you need to reduce IP address waste in your poin
t to point WAN links. Which of the masks below would you use？
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A. /38
B. /30
C. /27
D. /23
E. /18
F. /32
第3题
AP接入点（ACCESS POINT）是用于无线网络的无线HUB，是无线网络的核心。它是移动计算机用户进入有线以太网骨干的接入点，AP可以简便地安装在天花板或墙壁上，它在开放空间最大覆盖范围可达（）米，无线传输速率可以高达11Mbps。
A.3
B.30
C.300
D.3000
第4题
有如下程序：#include＜iostream＞using namespace std；class point{int x，y；public：point（int vx，i
有如下程序： #include＜iostream＞ using namespace std； class point { int x，y； public： point(int vx，int vy) { x=vx； y=vy； } point() { x=0； y=0； } point operator+(point p1) { point p； int px=x+p1.x； int py=y+p1.y； return point(px，py)； } point operator-(point p1) { point p； int px=x-p1.x； int py=y-p1.y； return point(px，py)； } void print() { cout＜＜x＜＜","＜＜y＜＜end1； } }； int main() { point p1(10，10)，p2(20，20)； p1=p1+p2； p1.print()； retrun 0； } 执行后的输出结果是
A．10，10
B．20，20
C．10，20
D．30，30
第5题
有如下程序：#include ＜iostream＞using namespace std;class point{intx,y;public:point（int vx,
有如下程序：#include ＜iostream＞using namespace std;class point{ int x, y;public: point(int vx, int vy ) { x = vx; y = vy; } point () x = 0; y= 0; } point operator+(point p1 ) { point p; int px = x+ p1.x; int py = y + p1.y; return point(px, py ); point operator-(point p1 ) { point p; int px = x -p1.x; int py = y - p1.y; return point (px, py ); } void print() { cout＜＜x＜＜" , "＜＜y＜＜end1; }};int main (){ point p1(10, 10 ), p2(20, 20 ); p1 = p1 - p2; p1.print (); return 0;} 执行后的输出结果是
A．10，10
B．20，20
C．10，20
D．30，30
第6题
有如下程序：#include ＜iostream＞using namespace std;class point{int x, y;public:point（int v
有如下程序：#include ＜iostream＞using namespace std;class point{ int x, y;public: point(int vx, int vy ) { X=vx; y=vy; } point() { x=0; y=0; } point operator+ (point p1 ) { point p; int px = x + p1.x; int py = y+ p1.y; return point(px, py ); } point operator-(point p1 { point p; int px = x - p1.x; int py = y - p1.y; return point(px, py ); } void print() { cout＜＜x＜＜","＜＜y＜＜end1; }};int main(){ point p1(10, 10 ), p2(20, 20 ); p1 = p1 + p2; p1.print(); return ();}执行后的输出结果是()。
A．10, 10
B．20, 20
C．10, 20
D．30, 30
第7题
有如下程序： #include ＜iostream＞ using namespace std; class point {int x,y; public:point（i
有如下程序： #include ＜iostream＞ using namespace std; class point { int x, y; public: point(int vx, int vy ) { x = vx; y = vy; } point () { x = 0; y = 0; } point operator+(point pl ) { point p; int px = x + p1.x; int py = y + p1.y; return point(px, py ); } point operator-(point p1 ) { point p; int px = x - p1.x; int py = y - p1.y; return point(px, py ); } void print() { cout＜＜x＜＜", "＜＜y＜＜end1; } }; int main () { point pl (10, 10 ), p2 (20, 20 ); p1 = p1 + p2; p1.print (); return 0; } 执行后的输出结果是()。
A．10,10
B．20,20
C．10,20
D．30,30
第8题
2015年12月大学英语六级作文预测11
For this part, you are allowed 30 minutes to write an essay commenting on the saying “The decisions that people make quickly are always wrong.” You can give an example or two to illustrate your point of view. You should write at least 150 words but no more than 200 words.
请给出范文，谢谢！
第9题
For this part, you are allowed 30 minutes to write an essay about the impact of theinform
ation explosion by referring to the saying "A wealth of information creates apoverty of attention. " You can give examples to illustrate your point and then explainwhat you can do to avoid being distracted by irrelevant information. You shouldwrite at least 150 words but no more than 200 words. ___________________________________________________________________________________________________________________________________________________________ ___________________________________________________________________________________________________________________________________________________________ ___________________________________________________________________________________________________________________________________________________________
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第10题
When referring to dry bulk cargoes，the term "flow state" ______.A.designates the state of
When referring to dry bulk cargoes，the term "flow state" ______.
A.designates the state of a commodity when the ship is heeled past the angle of repose
B.relates to the suitability of loading a cargo by flowing down inclined chutes
C.refers to the saturation of a dry bulk product with water to the point where it acts as a liquid
D.relates to the minimum granule size of a particular product where it will flow like a liquid at an angle of 30°
第11题
M company is a manufactory which produces toys．The budgeted production and sales of the
company are both expected to be 200 units in the coming year，the budgemd selling price is$370 per unit．The following information mimes to the costs of producin9 200 toys：
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Per unit(＄)
Total(＄)
Direct material costs
l 50
30 000
Direct labor costs
80
1 6 000
Variable production overheads
50
1 0 000
Variable selling and administration overheads
30
6 000
Fixed production overheads
6 000
Fixed selling and administration overheads
3 000
Requirement：
A．Calculate the total contribution margin．
B．Calculate the amounts of profit at the budgeted level of production．
C．Calculate the break-even point in units and the margin of safety．
D．If M company desires a profit of$4 800，calculate the number of units that it must produce and sell．
