题目内容

—Have you written anything on Chinese traditional medicine so far?
— _________, but I have a plan for it.
A．Ever sinceB．Later onC．Not yetD．From now on
C

试题分析：Ever since从那时到现在；Later on后来，稍后；Not yet还没有；From now on从现在开始。句意：到目前为止，你写了一些关于中国医药的什么东西吗？根据下文，但是我有一个写的计划。结合语境可知选C。
点评：解答此类题型的要点是了解各个短语的基本含义及用法的不同，同时注意其表示多个含义的现象，然后结合语境选择合适答案。
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