电脑自动关机运行指令:IV.(P31)用所给动词的正确形式填空.
来源:百度文库 编辑:高考问答 时间:2024/04/30 09:38:25
How many times_____ you ever_____(be) to the people's park?
have...been
问多少次用现在完成时态
have
been
have...been
have ...been
have
been
have been
have been to 曾经去过……
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客观、专业、权威的知识性百科全书
来源:百度文库 编辑:高考问答 时间:2024/04/30 09:38:25
have...been
问多少次用现在完成时态
have
been
have...been
have ...been
have
been
have been
have been to 曾经去过……