题目内容
【题目】We have been close friends since we were at the primary school. (对划线部分提问)
________ have you been close friends?
【答案】How long
【解析】
句意:我们从小学起就是好朋友。
此句是现在完成时态的陈述句,对划线部分提问,就是把陈述句改为特殊疑问句,根据划线部分是“since we were at the primary school.”可知,表示“多长时间”,要用How long,故答案为How long。
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