難度：★★★ 考點(diǎn)：完形填空
從A，B，C，D中選出一個(gè)最佳答案，使短文的意思完整（10小題，每小題1分，共10分）
Man has invented four kinds of satellites (衛(wèi)星). The first kind of satellite studies the 31 of the earth. They are used to make maps. They also help countries to see where they may 32 oil or gold.
The second kind of satellite is used to guide ships and planes. A ship or a plane can 33 a message to the satellite, and the satellite can find out 34 the ship or the plane is.
The third kind studies the weather. These satellites 35 clouds and strong winds moving across the earth. They warn countries to make preparations (準(zhǔn)備) when very 36 weather is coming. 37 kind is used for communication. Telephone calls 38 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 39 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 40 at a time.
�。ā 。�31. A. biology B. history C. physics D. geography
�。ā 。�32. A. study B. find C. carry D. choose
（ �。�33. A. write B. send C. take D. bring
（ �。�34. A. where B. which C. what D. that
�。ā 。�35. A. search B. watch C. notice D. see
�。ā 。�36. A. sunny B. cool C. fine D. bad
�。ā 。�37. A. The last B. Another C. One D. Any other
�。ā 。�38. A. during B. along C. between D. of
（ �。�39. A. TV B. telegraph C. telephone D. satellite
（ �。�40. A. plays B. programs C. films D. object
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