職稱英語考試理工類(B級)試題及答案(7)

1、職稱英語考試理工類（B級）試題及答案（刀The most convincing evidenee of black holes comes from research into binary（由兩部分組成的）star systems In some binary star systems z astronomers have shown that there is an invisible companion star;anpartnernto the one which we can see in the sky There is one star;called by its catalog

2、ue number HDE 226868 . which must have a partner This partner star;it seems . has a mass ten or twenty times greater than the sunyet we cant see it . Matter from HDE 226868 is being dragged towards this companion star Could this invisible star;which exerts such a great force , be a black hole?Astron

3、omers have evidenee of a few other stars too , which might have black holes as companions 41 Which of the following does NOT fit the definition of the black hole?A The black hole is a region of space .B The black hole sucks in any object that passes by it . C The black hole is visible through an in

4、fra red telescope .D The black hole has no matter .42 Why does the author pufneutron starHin quotationmarks?A It is a special term of astronomy B It is an inventedterm C He is quoting an authority .D He is using the term ironically 43 What leads to the formation of a black hole?A The structure of a

5、star .B A collision between two stars C The attraction of two large stars D The shrinking of a large star by its own gravitational force.44 According to Einsteins theory,objects in the area of a black holeA are gathered in its center .B strike against one another frequently C do not have absolute sp

6、ace D are relatively brighter 45 We learn from this passage thatA the sun is the heaviest star in the universe B a star in the sky might have an invisible partner C two black holes are dragged towards each other .D the mass of a star is equal to that of its companion.第5部分：補全短文(第46 50題，每題2分，共10分) 閱讀下

7、面的短文，文童中有5處空白，文童后面有6組文字, 請根據(jù)文童的內(nèi)容選擇5組文字，將其分別放回文童原有位置，以恢 復文童原貌。請將答案涂在答題卡相應的位置上。How to Do Well in ExamsDo not underestimate(低估)the power of revision in the days and hours before an exami nation The closer you are to the exam ,the more chance you have of storing and retaining crucial in formation .But

8、do not overdo it . (46)A n effective daily routine can help you through an exam period z so in the days leading up to your first exam , get into the habit of being up and ready to work by game It can be a shock to the system after months of working to your own timetable to be mentally alert at that

9、time if you have not prepared for it .On the day of the exam,have a good breakfast , pack two of everything you need (pens ,pencils ,erasers ,etc .) ,then make your way to the examination hall in good time (47)Once in your seat simply pause for a few seconds and collect your thoughts . Close your ey

10、es and take in a few slow,deep breaths to help you relax When you turn over the test paper;spend a short period reading through all the instructions and questxons , paying particular attention to key verbs such asdiscuss , comparednd”evaluate(48)It is always wise to allow 10 minutes at the end of th

11、e exam to give yourself time to go back over your answers. Once you have selected the questions you wish to tackle z begin by attempting the one you think is your strongest It will give you more con fide nee whe n you see a well-answered question dow n on paper Also remember to write clearly,a nd do

12、 not be afraid to express the unexpected :alter all examiners call get very bored marking stereotypical(千篇一律的)answers (49)If you do need something else to focus on to help you collect your thoughts , choose a fixture(固定設施)in the room , Such as the ceilingor anything else that will not allow you to b

13、e distracted .Finally , once you have finished , never hang around outside afterwards to attend the discussion by other students (50)A Do not arrive too early,though , as other peoples anxiety can be contagious(傳染性的)zand you may suffer from undue panic B Try not to be tempted to look at those around

14、 you z or at the clock.C Whe n you get home read the exami nation paper through and look up all the words you didnt understand .D Sleep z exercise and relaxation are all just as important.E Map out a quick plan of points you wish to make and how much time you should spend on each question F Go and h

15、aveo a well earned rest-then prepare for your next exam 備注說明,非正文，實際使用可刪除如下部分。本內(nèi)容僅給予閱讀編輯指點：1、本文件由微軟0阡ICE辦公軟件編輯而成，同時支持WPS。2、文件可重新編輯整理。3、建議結(jié)合本公司和個人的實際情況進行修正編輯。4、因編輯原因，部分文件文字有些微錯誤的，請自行修正，并不影響本文閱讀。Note: it is not the text. The following parts can be deleted for actual use. This content only gives reading and editing instructions:1. This document is edited by Microsoft office office software and supports WPS2. The files can be edited and reorganized3. It is sugge