题目内容
13.Bruce has art lessons twice a week.(对划线部分提问)How often does Bruce have are lessons?
分析 布鲁斯一周上两次美术课.
布鲁斯多久上一次美术课?
解答 答案:How often.划线部分是twice a week是表示一周两次,表示频率,提问用疑问词how often多久.故答案是How often.
点评 对划线部分提问关键是要分析题干句子缺少的是什么成分
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