问题描述：
用所给词的正确形式填空,并说明理由
whenever she gets into trouble ,she always goes to her brother ___(ask) for advice.
答案是:为什么要用ing形式呢
whenever she gets into trouble ,she always goes to her brother ___(ask) for advice.
答案是:为什么要用ing形式呢
问题解答：
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