制动液属于（）。 A.矿物提炼产品 B.石油提炼产品 C.矿物油的合成产品 D.非矿

关于二氧化硅的叙述正确的是( )。

A．二氧化硅是由二氧化硅分子组成的，熔点高，硬度大
B．二氧化硅用于制造晶体管、集成电路
C．用二氧化硅与水反应可制得硅酸
D．二氧化硅晶体——水晶可用于制造电子部件和光学仪器等

根据课文填空（共10小题；每小题1分, 满分10分）

[A] Every year millions of people around the world die due to smoking. Every packet of cigarettes （66） __________poisonous chemicals that can result in lung cancer and heart disease. This costs countries a lot of money and causes great （67）__________to the welfare of the people. There are huge numbers of smokers in Asia. This is （68）_________we have chosen anti-smoking as the subjects of our ad campaign.

[B]The contemporary Olympics were first（69）__________in 1896, in Athens. It was a Frenchman, Pierre de Coubertin, who （70）__________the Olympics back to life. He dreamt that the Olympics would make it possible for people of all countries to live side by side in （71） __________. Now people all over the world are helping to （72） __________this dream. Among them are many well-known athletes.

[C]In scientific studies it has been shown that VR can be a good（73）_________for people who have social problems. In one case, a teenager who was（74）_________of talking and playing with his schoolmates was treated with VR. In the world created by RealCine, he became the captain of the Brazilian football team and scored the winning goal in a world cup final. This（75） ________him to become more confident around others.

用正垂面截切轴线为铅垂线的圆柱体，所得截交线在左视图上为（）

A．直线

B．圆

C．矩形

D．椭圆

暑假期间，小名和妈妈去法国旅游，正赶上法国国庆日，是为了纪念

A．三级会议召开

B．攻占巴士底狱

C．《 * * 宣言》发表

D．法兰西第一共和国

一批柑桔，要被出口到某外国，货主投保时投保“一切险”。柑桔在装船后，因船公司为揽更多的生意而推迟开船，1个月后才开船，待到目的港卸货时，发现柑桔因受热已严重腐烂。此项损失应由谁承担

A．保险公司应予以赔偿

B．船公司和托运人公平承担

C．由货主自负

D．由船公司承担