题目内容
20.-Would you like some bananas?-No,thanks.I haveeaten (吃) one already.
分析 --你想吃点香蕉吗?
--不了,谢谢.我已经吃过一个了.
解答 答案:eaten
根据"already"可知,这句话的时态为现在完成时.现在完成时的构成为:have/has+动词的过去分词,故这里用eat的过去分词形式,答案为eaten.
点评 做这道题应先根据现有句子分析句子的时态为现在完成时,现在完成时的构成为:have/has+动词的过去分词
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