根据《中华人民共和国行政许可法》规定，行政机关采用（）等其他行政管理方式能够解决的，

解下列方程：

（1）x²-3x-1=0；

（2）（x+3）（x-2）=14。

阅读下列短文，根据短文内容，从短文后的选项中选出能填人空白处的最佳选项。选项中有两项为

多余选项。

     In many parts of the world, cars play an important role in daily life and many societies would not exist

without them. 1_____ But this is the prediction made by a team of transport researchers who are taken

seriously, not only by government but also by car manufacturers.

     The Human Science and Advanced Technology Institute at Loughborough in the UK is part of an

international research program. 2_____ That will mean much saving, no accidents and better use of roads.

The super-intelligent car of the 21st century will drive itself, 3_____ Instead, we will have a choice of cars

and change them as frequently as we change our clothing.

     According to Dr. David Davis, who leads the research team, these predictions are based on the rising

cost of the car culture, which had blocked up our cities, polluted our air, and caused more deaths than both

world wars put together.

     Davis says, cars will be fitted with some intelligent devices (装置) to regulate (调节) the distance

between one car and another. 4_____ Computers are much safer drivers than people, so cars in a road train

will be able to drive much closer together than cars driven by people.

     By 2020, Dr. David Davis believes,car technology will give motorists a clear view of the road, whatever

the weather conditions, by projecting an image (影像) of the road ahead on to the car's wind-screen.

5_____ Cars will be connected by an electronic tow bar to the car in front to form" road-trains". "The front

vehicle in such a train burns the normal amount." says Davis. "But all the others in the train would burn about

ten percent of the normal amount, and so produce about ten percent of the pollution."

A. The team there believes that by 2030 all cars will be computerized.

B. They believe that cars will become more important in 20 years.

C. And it will not be owned by one individual.

D. And by 2030, cars will travel in line, linked to each other electronically.

E. So the idea that in 20 years' time, no one will own cars may be hard to believe.

F. Every driver will use less fuel in the car he owns.

G. The car will automatically speed up, or slow down, to match the speed of the car in front.

下列解热镇痛药和非甾体抗炎药，按照药物妊娠毒性分级，在妊娠晚期或临产前不属于D类的药物是（）

A.布洛芬

B.萘普生

C.舒林酸

D.美洛昔康

E.对乙酰氨基酚

冷裂纹是焊接低碳钢、奥氏体不锈钢常见的裂纹。（）

检测饲料中营养成分的含量采用（）

A、定量化学分析法

B、定性化学分析法

C、化学快速检测法

D、化学仪器分析法