题目内容
14.A good friend always gives you a helping hand_________you are in trouble.( )| A. | when | B. | before | C. | until | D. | though |
分析 当你有困难的时候,一个好朋友总是会帮你一把的.
解答 答案:A.when意思是"当…的时候"引导时间状语从句;before意思是"在…之前"指的是在某个时间之前;until意思是"直到…时候"用于肯定句中,表示句子的动作一直持续到until短语所表示的时间为止;though意思是"尽管"引导让步状语从句.根据"you are in trouble"以及"good friend always gives you a helping hand"可知当你有困难的时候,好朋友就会帮助你的,所以要用when来引导时间状语从句,故选A.
点评 首先要掌握这几个连词的意思以及用法,然后结合具体的题目,就可以确定正确答案.
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