问题 单项选择题

某城市给水工程项目,通过招标投标确定了本市一家具有承担该工程项目资质的施工企业实施施工任务。

施工企业在给水厂站工程施工时制定了以下施工技术要求:

①水池底板混凝土一次浇筑完成;

②水池底板混凝土浇筑采用吊斗浇筑机械振捣,在浇筑地点,混凝土的坍落度为60cm;

③池壁混凝土连续一次浇筑完成。

关于材料中③的施工要求,下列说法正确的是()。

A.池壁混凝土应分层浇筑完成

B.池壁混凝土连续一次浇筑完成

C.每层混凝土的浇筑厚度不超过40mm

D.每层水平高差不超过40mm

答案

参考答案:A

阅读理解

Americans love cars.They go everywhere in them.8 5%of people in the US go to and from work by car. And most adults have driving licenses.Why does this car culture exist?

How it started

America’s love of cars started after the war(战争)when soldiers returned home from World War II to rebuild their lives.They borrowed money from the government to buy houses and cars which became the symbols of status(地位).The more money they had,the bigger their cars were.

Making of roads

During the war,President Eisenhower noticed what good roads Germany had.He decided to build new four-lane(四车道)roads in America.He said if something happened suddenly,the two-lane roads wouldn’t be able to carry all the cars that would suddenly leave the cities.Car and oil companies liked his idea and building started.

Car lover

Not just teenagers are crazy about cars.Some Americans love their cars so much that they paint their cars beautifully .These are called Art Cars.Every April there is an activity in Houston,Texas,where they show their cars.

Pollution

Cars have polluted the environment.American President Bush refused a worldwide law that is against pollution.Many countries were angry about it.Bush said he had to think of the American economy(经济)and all the American people that make money from cars.Factories say they want to make cars that pollute less.But others say making cars that pollute less will never be as good as having fewer cars.

小题1:When did Americans begin to love cars?   

A.Before the new two-lane roads were built.

B.After World War II.

C.During World War II.

D.Before World War II.小题2:New four-1ane roads were build _______.

A.in Germany

B.by car and oil companies

C.in America

D.when something suddenly happened小题3:The underlined word “building” here means “the building of _______”. 

A.companies

B.soldiers’ lives

C.houses

D.roads小题4:What were other countries’ feelings about Bush’s decision?  

A.They agreed with him.

B.They showed anger to it.

C.They paid no attention to it.

D.The passage doesn’t tell us.小题5:What does the last sentence  mean? 

A.It’s better to have fewer cars.

B.It’s better to make cars that pollute less.

C.It’s easier to make cars that pollute less.

D.It’s easier to make people have fewer cars.

单项选择题