ThefirsttelegraphcablewaslaidundertheseabetweenEnglanda...

问题详情：

The first telegraph cable was laid under the sea between England and France in es are much  1 and heavier than telegraph e are a number of reasons for this:one reason is that the salt water of the sea harms  2  telegraph wires,and so they have to be 3  , another is that,because electricity 4 easily through water,wires have to be 5  to prevent electric signals which are passing through them 6 escaping and getting lost in the sea;a third reason is that cables have to be very strong 7 they will break while they are being 8 along the bottom of the sea from a ship sailing on the surface.

  The 9  cables that men tried to lay  10  England and America broke and were 11 during last,after nine years of hard work,the two English-speaking nations of Britain and America were 12 in 1866 by the electric telegraph under the sea.

    Later,all the different 13 of the world were joind up by a 14 of is 15 easy to send a message by cables as it is to 16 an ordinary telegram,and it takes no longer for a message to 17 half way round the world than from one town to the 18 y hour of the day and night 19 are being flashed under the ocean to and20 every country in the world.

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2. nary       ial     n        le

3. ed         d       ected    ired

4. s          es      pes      s

5.             led     red      sed

6.            ugh               

7.                                 

8. d          ed               red

9.                    t        kest

10. een        nd      de       D. among

11.            wn      n       

12. d          ed                d

13. es         tries   s        les

14.             et               ork

15.                                 

16.                               e

17.           el       t        

18.           nd                  her

19.           ures     ages       grams

20．                                

【回答】

1—5 AACBC   6—10 ABCCA  11—15 DBBDC  16—20 BBACC

知识点：阅读理解

题型：未分类