题目内容
17．I still remember my first teacher ____ we haven't seen each other for many years．（ ）| A． | for | B． | because | C． | since | D． | though |
分析 虽然我们彼此多年不见了，但是我仍然记得我的第一个老师．
解答 答案D for意为"为了"引导原因状语从句；because意为"因为"引导原因状语从句；since意为"自从…以来"引导时间状语从句；though意为"即使，尽管"引导让步状语从句．根据"we haven't seen each other"以及"I still remember my first teacher"可知虽然多年不见，但是仍然记得老师，所以要用though，故选D．
点评 首先要掌握这几个连词的意思及用法，然后结合具体的题意做出正确选择．
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