阅读下面短文,把A~E五个句子填人文中空缺处(1-4),使短文内容完整。 Pl

题型:阅读理解

问题:

阅读下面短文,把A~E五个句子填人文中空缺处(1-4),使短文内容完整。

    Plants are very important. 1.            But animals and man can't make food from air, water and sunlight.

Animals can get their food by eating plants and other animals. 2.            So animals and man need plants in

order to live. This is why there are so many plants around us. 

   3.            f1owering plants and non-flowering plants. Almost all the trees around us are flowering plants.

You can know some trees from their flowers and fruits. Non-flowering plants do not grow flowers. You

can not see many non-flowering plants around you. If you look carefully at the plants around you, you will

find that there are many kinds of plants. Some plants are large and some are small. 4.           

A. But anyhow without the plants around us we can't live on the earth.

B. Man gets his food by eating plants and animals, too.

C. This is because plants can make food from air, water and sunlight.

D. There are two kinds of plants.

E. Plants are very important for us and animals.

考点:科教类阅读
题型:阅读理解

关于痰液送检过程,不必要的做法是()

A.立即送检

B.如不能及时送检可暂时冷藏,并在24小时内送检

C.标本应放在无菌的容器中

D.需要适当添加防腐剂

E.用过的标本需灭菌后再处理

题型:阅读理解

下列哪种方法是目前肾上腺疾病最佳影像检查方法()

A.USC

B.CT

C.MRI

D.核素显像

E.X线检查

题型:阅读理解

在“验证机械能守恒定律”的实验中,已知打点计时器所用电源的频率为50Hz。查得当地的重力加速度为g=9.80m/s2,某同学选择了一条理想的纸带,用刻度尺测量时各计数点对应刻度尺的读数如图所示。图中O点是打点计时器打出的第一个点,ABCD分别是每隔一个点取出的计数点,它们到O点的距离如下图所示。重物质量m=1Kg,则重物由O点运动到B点时,求;

(1)重力势能减小量为        J

(2)动能的增加量为          J

(3)根据实验数据可以得出的结论是                

(4)产生误差的主要原因是                     

题型:阅读理解

(2009·福建永定一中模拟)孔子、孟子的话对与当今人们的行为仍产生着重要作用。例如,一些商人因儒家观念的影响,坚守自己的操守。儒家观念得以流传至今的原因                                (   )

A.传统文化既具有丰富的内涵,又能因时而变

B.文化对人的影响是深远持久的

C.优秀文化能丰富人的精神世界

D.传统文化具有多样性

题型:阅读理解

直接影响投资建设质量和效益的是( )。

A.投资建设管理制度

B.投资建设中各种外部因素

C.工程咨询质量

D.投资建设项目复杂程度

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