完形填空

　　Man has invented four kinds of satellites．The first kind of satellite studies the 1 of the earth．They are used to make maps．They also help countries to see where they may 2 oil or gold．

　　The second kind of satellite is used to guide ships and planes．A ship or a plane can 3 a message to the satellite，and the satellite can find out 4 the ship or the plane is．

　　The third kind studies the weather．These satellites 5 clouds and strong winds moving across the earth．They warn countries to make preparations when very 6 weather is coming． 7 kind is used for communication．Telephone calls 8 countries can be sent by these satellites．Some can carry hundreds of calls at the same time．The call is sent to the satellite，then the 9 sends it to a sta-tion in the country and this country is being phoned．These satellites also carry pic-tures; they can receive and send about eight 10 at a time．

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完形填空

　　Man has invented four kinds of satellites．The first kind of satellite studies the 　　1　　 of the earth．They are used to make maps．They also help countries to see where they may 　　2　　 oil or gold．

　　The second kind of satellite is used to guide ships and planes．A ship or a plane can 　　3　　 a message to the satellite, and satellite can find out 　　4　　 the ship or the plane is．

　　The third kind studies the weather．These satellites 　　5　　 clouds and strong winds moving across the earth．They warn countries to make preparations when very 　　6　　 weather is coming．　　7　　 kind is used for communication．Telephone calls 　　8　　 countries can be sent by these satellites．Some can carry hundreds of calls at the same time．The call is sent to the satellite, then the 　　9　　 sends it to a station in the country and this country is being phoned．These satellites also carry pictures; they can receive and send about eight 　　10　　 at a time．

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閱讀短文，根據(jù)其內(nèi)容，從A、B、C、D四個(gè)選項(xiàng)中選擇最佳答案。

　　Man has invented four kinds of satellites．The first kind of satellite studies the 　　1　　 of the earth．They are used to make maps．They also help countries to see where they may 　　2　　 oil or gold．

　　The second kind of satellite is used to guide ships and planes．A ship or a plane can 　　3　　 a message to the satellite, and the satellite can find out 　　4　　 the ship or the plane is．

　　The third kind studies the weather．These satellites 　　5　　 clouds and strong winds moving across the earth．They warn countries to make preparations when very 　　6　　 weather is coming．　　7　　 kind is used for communication．Telephone calls 　　8　　 countries can be sent by these satellites．Some can carry hundreds of calls at the same time．The call is sent to the satellite, then the 　　9　　 sends it to a station in the country and this country is being phoned．These satellites also carry pictures; they can receive and send about eight 　　10　　 at a time．

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