题目内容

综合填空:

  What do you usually use mobile phones for?Sending text messages for fun?Playing games?Well, mobile phone can do f  1   more than that.D  2   this year’s Asian tsunami(海啸),mobile phones saved many l  3  .More than 10000 international phones were w  4   when the tsunami hit.Police sent text messages to them and found more than 2000.But how?People f  5   the signal and found out w  6   the tourists were.So, how can s  7   so small be so smart?Well, here’s how!When you turn the phone on, it tries to find a signal.This signal.This signal comes from the telephone network.

  If you have a signal you can see it on the phone’s screen.Sometimes, if the signal is weak, i  8   can be difficult to make a phone call.When the phone is finding a signal, it also sends a m  9   to the telephone network.This message tells the station where the phone is.When you start to make a phone call, the telephone network tells telecommunication offices where you are.The office will find out who you’re calling then put you t  10   to your friend!

答案:
解析:

1.far 2.During 3.lives 4.working 5.followed 6.where 7.something 8.it 9.message 10.through


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