(一)乐邦公司是一家国有大型企业。2012年12月，由于业绩下滑，利润表显示公司面临

若有以下程序：
#include ＜iostream＞
using namespace std;
class Basepublic:
Base()

x=0;

int x;
;
class Derived1: virtual public Basepublic:
Derived1()

x=10;

;
class Derived2: virtual public Basepublic:
Derived2()

x=20;

;
class Derived: public Derived1, protected Derived2
;
int main() Derived obj;
cout＜＜obj.x＜＜end1;
return 0;该程序运行后的输出结果是 【15】 。

单词拼写（根据首字母或中文意思写出单词，共10题，满分10分）

小题1:The dark, rainy evening, the wind, the thundering clouds held me e_______ in their power.

小题2:Later in the next century, people from England made v_______ to conquer other parts of the world.

小题3:Two years ago she bought an expensive mountain bike and then she p______me to buy one.

小题4:These new settlers enriched the English language and especially its v_______.

小题5:I don’t want to set down a s______ of facts in a diary as most people do, but I want this diary itself to be my friend.

小题6:He ______ (忽视) all the “No Smoking” signs and lit up a cigarette.

小题7:He used to work ______ (在户外) even in the middle of winter.

小题8:A large number of people speak English fluently because English is an ____ (官方的) language there.

小题9:The train arrived at ______ (确切地) 8 o’clock, neither earlier nor later.

小题10:The play examines the problems and pressures facing ______ (青少年) today.

能治疗癫痫发作而无镇静催眠作用的药物是（）

A.地西泮

B.苯妥英钠

C.苯巴比妥

D.扑米酮

E.氯硝西泮

生成三维平面的命令是（）。

A.SOLID

B.3DFACE

C.3DPOLY

D.POLYLINE

当离合器处于完全结合状态时，变速器一轴（）

A、不转动

B、与发动机曲轴转速不同

C、与发动机曲轴转速相同

D、以上答案都不对