题目内容
16.I have warned(警告)them that there might be snake s in the woods.分析 我已经警告他们树林里可能有蛇.
解答 答案:warned.
根据提示汉语结合语境推测句意是"我已经警告他们树林里可能有蛇.",由于此处表达"警告"用 动词warn,本题中设空处前面有have判断用现在完成时,现在完成时的构成是:主语+have/has+动词的过去分词; 所以答案是:warned
点评 做这类题型,首先根据所给汉语明确句子所要考查的单词或短语的拼写,再结合相关语法知识对单词或短语做出形式上的变化.
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