题目内容
4.I see no reason why they shouldn't go on playing for another four or five years ______ they are fit enough.( )A. | unless | B. | so that | C. | though | D. | providing that |
分析 只要他们身体强健,我看不出他们有什么理由不继续再打四五年比赛.
解答 答案D.
unless"除非,如果不",在意义上相当于if…not,因此在有些场合中unless与if…not可互换使用,引导条件状语从句.so that作"为了,以便"讲时,引导目的状语从句;作"结果"讲时,引导结果状语从句.though"尽管,虽然",引导让步状语从句.providing that"只要,如果",引导条件状语从句.分析可知前后两句话之间是逻辑上的"条件"关系,可排除B和C两项,再结合句子所表达的意思可知答案选D.
点评 本题考查从属连词的用法.连词的用法辨析,要注意分析主从句之间的逻辑关系,再确定相应的连词,同时注意不同的连词的语义及用法区别.
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