题目内容
20.Therehasn't been(not be) much snow here in the past three years.分析 在过去的三年里,这儿没下大雪.
解答 答案:hasn't been 本题是一个There be句型的否定句,同时也考查了时态的用法,由in the past three years,可知是现在完成时的时间标志,现在完成时的结构是have/has+过去分词,由于主语是snow,不可数名词,故用has,故答案应为hasn't been.
点评 本题考查的时态的用法,每一种特定的时态都有其相应的时态标志,寻找其时态标志并加以认真分析可以巧解时态试题.同学们在做题时若能充分利用这些时态标志,同时结合句子语境,就可很快得出正确答案.像本题只要发现in the past three years,就可以得出答案.
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