题目内容
16.She wrote a letter to her friend.(改为现在完成时)Shehasalreadywrittena letter to her friend.
分析 --她给她的朋友写了一封信.
--她已经给她的朋友写了一封信.
解答 答案:has;written.考查现在完成时态.现在完成时态的构成是have/has+动词的过去分词.主语是she第三人称单数,因此用has,write的过去分词是written.答案是has;written.
点评 现在完成时态,由"have/has+过去分词"构成,表示动作发生在过去,但与现在的情况有联系.也表示从过去某一时间开始一直延续到现在并还可能继续延续下去的动作.结合语境,注意人称变化及动词过去分词变化.
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