国家缩小地区经济差距的基本手段和做法？

在回家的路上有陌生人叫你带路这时你应

A．不理睬，自顾自走自己的路

B．立即报警，说有歹徒想绑架你

C．做好事不留名，不告诉任何人，帮陌生人带路

D．适当指点，但可不带路

项目进度控制的方法中，()是以横坐标表示时间，纵坐标表示累计完成任务量，进行实际进度与计划进度比较的一种方法。

A．横道图比较法

B．香蕉曲线比较法

C．S型曲线比较法

D．进度曲线法

The word “sharp” can be _1_ to describe many different things in your home, classroom, and places of work. In this chapter, the writer _2_sharp pencils, meaning pencils with a very fine _3_.The writer does not like dull pencils.

We can also use “sharp” to describe the blades of knives. Knives also have points. We can use “sharp” to describe a _4_ kind of point,_5_as the sharp points of kitchen and steak knives. Scissors have blades, too, and we can describe these blades as sharp or dull. Furthermore, the points of scissors are _6_ sharp or rounded _7_ on the kind of scissors. Some tools, such as saws, scrapers, and garden tools, also have blades. We can use the words “sharp” and “dull” to describe the blades of these tools, _8_.Sharp knives, scissors, and tools are_9_to use. They cut things easily and quickly, without effort.

“Sharp” can be used to describe the edges of furniture and _10_some containers. For example, the edge of a table or desk can be _11_.In addition; we can describe the edge of _12_ open can as sharp. The top of a can is sometimes sharp_13_ to cut your hand. A piece of _14_ from a broken jar or bottle is_15_very sharp.

_16_we sometimes use “sharp” to describe people. A person who appears sharp is very well _17_.A person who is sharp, on the other hand, is intelligent, smart, and_18_ learn and understand.

To summaries, “sharp” can be used to describe many kinds of _19_ that have blades, points, and edges. When we used it to describe people, it can mean nice looking, well dressed, or intelligent. It is an expensive word _20_ it can be used in many different ways.

1. A. written         B. used         C. seen           D. taken

2. A. talks about                      B. takes care of

C. doesn't like to mention            D. makes up his mind to

3. A. sharp          B. color         C. point          D. edge

4.  A. some         B. any          C. only           D. certain

5. A. so           B. as soon         C. such           D. or

6. A. either        B. neither          C. too            D. very

7. A. working      B. which are       C. is             D. spending

8. A. too          B. even           C. either          D. ever

9. A. difficult      B. easy            C. interesting      D. clean

10. A. for         B. with            C. of             D. at

11. A. seen        B. sharp           C. smooth         D. hard

12. A. an          B. a              C. the             D.\

13. A. so as        B. in order        C. so that          D. enough

14. A. news        B. glass          C. information      D. advice

15. A. again        B. quite          C. rather           D. ordinarily

16. A. However     B. Finally        C. Therefore        D. In this way

17. A. prepared     B. dressed        C. mannered        D. served

18. A. easy to      B .is to           C. to              D. quick to

19 .A. funny things  B. knives        C. objects          D. containers

20. A. because      B. even if        C. though          D. not only

中鼻突形成（）

A.上唇两侧部分

B.下唇

C.两侧鼻翼

D.上唇人中部分

E.鼻梁和鼻尖

加油站、加油加气合建站油罐、加油机与站外小于或等于1000KVA箱式变压器、杆装变压器的防火间距可减少（）％。

A、10

B、20

C、30

D、50