The reports went missing in 2012and nobody them since．( )A．seesB．sawC．has seenD．had seen 题目和参考答案——青夏教育精英家教网—

题目内容

12．The reports went missing in 2012and nobody ______ them since．（　　）

A．

sees

B．

saw

C．

has seen

D．

had seen

分析那些报告于2012年丢失了，从那以后没有人再见过它们．

解答答案C．本题主要考查动词时态．句意强调过去报告的丢失对现在的影响和结果就是再也没人看到过那些报告，故用现在完成时．此题解题的关键词是后面的since，此处意为：从那以后．这是现在完成时的标志．故选C．

点评时态题的考查关键是抓住句子的上下文含义和句中的时间状语．要根据时间状语来选择合适的时态，在平时的学习中要注意积累有关时态的用法和各种时态的特殊之处．

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