温带和热带的分界限是() A.回归线 B.极圈 C.赤道 D.本初子午线

题型:单项选择题

问题:

温带和热带的分界限是()

A.回归线

B.极圈

C.赤道

D.本初子午线

考点:高级中学地理地理科学知识与运用(综合练习)地理科学知识与运用(综合练习)题库
题型:单项选择题
Cloze test.
     Now, people use satellites (卫星) to do many things. So far, man has invented four kinds of satellites.   1   
of them is used to study the weather. Weather satellites can   2   any part of the world. They can watch clouds
and strong winds moving across the earth and   3   many pictures of atmosphere (大气层)   4   the same time.
The pictures   5   the weather stations by these satellites. Scientists can know   6   the weather will change by
studying them, and then tell people in time. Weather plays an   7   part in people's everyday life.
     Today, many weather stations in the world can receive satellite pictures. After receiving them, the scientists
compare (比较) them with   8   ones. Perhaps they may find that the clouds   9   during the last few hours. This
may mean that weather on the ground may  10   change soon. In their next forecast (预测), the scientists can 
  11  this. so satellite pictures are  12  to scientists. 
      13  satellites were invented, the scientists could forecast the weather for about twenty-four or forty-eight
 14 . Now they can make good forecasts for three or five days. Thanks  15  weather satellites, people can know
more about the weather.
( )1. A.  Every one   
( )2. A.  reach       
( )3. A.  taking      
( )4. A.  of          
( )5. A.  were sent to
( )6. A.  how         
( )7. A.  useful      
( )8. A.  early       
( )9. A.  changed     
( )10. A.  also       
( )11. A.  talk       
( )12. A.  helpful    
( )13. A.  After      
( )14. A.  weeks      
( )15. A.  to         
B. Each      
B. arrive    
B. take      
B. in        
B. are sent to       
B. what      
B. important 
B. earlier   
B. change    
B. too       
B. speak     
B. help      
B. Before    
B. days      
B. for       
C. One         
C. get         
C. takes       
C. at          
C. send to     
C. which       
C. useless     
C. earliest    
C. have changed              
C. either      
C. say         
C. helping     
C. When        
C. hours       
C. at          
题型:单项选择题



Every human being is fallible; we make mistakes. In America when a mistake has been made, it is considered fitting for the person (1) to acknowledge his or her error and to apologize to anyone who has been inconvenienced. Even (2) are expected to admit their mistakes and apologize for them. Trying to (3) a mistake and denying your guilt are considered to be indicative of serious (4) .
If you make a mistake that (5) a group of people, a public apology is considered the best method for (6) . If the mistake was a serious one, or if some people were inconvenienced more than others, then the (7) should follow the public apology with private ones to (8) .
It is especially important for executives and company heads to be able to admit their mistakes. Sometimes leaders are afraid that if they (9) , they will lose the respect of their employees. Actually (10) — if you are honest with your employees and yourself, (11) , and show that you are willing to accept blame when you make a mistake, then your employees will be (12) you. They will also be more likely to admit their own mistakes.
If you (13) one person, it is usually best to apologize to that person alone, unless your mistake (14) by a large group of people. For example, if Leonard (15) to Mr. Todd during a committee meeting, it would be (16) for Leonard to apologize to Mr. Todd at the next committee meeting. If the (17) created by the initial mistake is public, then the apology should be public. However, if Leonard raised his voice to Mr. Todd when only the two of them (18) , he may apologize privately. Notice as well (19) the apologies are. As soon as you realize you have made a mistake, you should (20) .

题型:单项选择题

ARP攻击造成网络无法跨网段通信的原因是(1)。可以使用(2)命令清除受攻击影响的ARP缓存。 空白(2)处应选择()

A.arp-s

B.arp-d

C.arp-all

D.arp-a

题型:单项选择题

血胸活动性出血的征象不包括()

A.脉快、血压下降,补液后血压不开或回升后又下降

B.血红蛋白、血球压积持续降低

C.胸片阴影逐渐增大

D.穿刺液涂片红细胞与白细胞之比为100:1

E.闭式引流量连续3小时,每小时超过200ml

题型:单项选择题

推动经济全球化的主导力量是( )。

A.发达国家
B.发展中国家
C.跨国公司
D.联合国

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