75. 答案是（c）A proposal has been made to trim the horns from rhinoceroses to discourage poachers; the question is whether tourists will continue to visit game parks and see rhinoceroses after their horns are trimmed. (A) whether tourists will continue to visit game parks and see rhinoceroses after their horns are (B) whether tourists will continue to visit game parks to see one once their horns are (C) whether tourists will continue to visit game parks to see rhinoceroses once the animals’ horns have been (D) if tourists will continue to visit game parks and see rhinoceroses once the animals’ horns are (E) if tourists will continue to visit game parks to see one after the animals’ horns have been Logical predication; Diction; Verb form Th e tourists are visiting for the purpose of seeing the rhinoceroses; purpose is expressed by using to, not and. Since their could refer to either tourists or rhinoceroses, animals’ horns is needed to avoid the ludicrous suggestion that the visitors’ horns are being trimmed. Th e verb following after should be the present-perfect have been trimmed to refl ect that the trimming must occur before the tourists arrive. 这里once后面为什么要用现在完成时而不用一般现在时呢 因为前面用的是will一般将来时 这里应该用一般现在时就够了吧？ 谢谢大家的帮助！
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发表于 2010-2-17 23:31:09
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