It is known that the weight of an object ________ from place to place on the earth.


  1. A.
    exchanges
  2. B.
    varies
  3. C.
    translates
  4. D.
    ranges
B
這題考查詞義辨析：vary from...to...由……到……不等；exchange 交換；translate 翻譯；range在一定的范圍內(nèi)變化。句意：眾所周知，一個物體的重量在地球上因地而異。選 B。
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