题目内容
2.The old man usedto be (be) a teacher.分析 这位老人曾经是一位老师.
解答 答案:to be
根据语境可知该句表达这位老人曾经是一位老师,结合空格前为used 与不定式to 连用,即used to do 表示(过去)常常,(以前)是,结合所给词为be,故填入to be.
点评 本题考查用所给单词的适当形式填空,首先要根据语境明确句意,然后再根据相关语法对所给单词在形式上做出正确的变化,本题考查used to do sth(过去)常常,(以前)是
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