题目内容
【题目】It's very dangerous. You (must/mustn't) keep away from it.
【答案】must
【解析】句意:它很危险,你一定要远离它。根据句意可知用肯定式must。
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题目内容
【题目】It's very dangerous. You (must/mustn't) keep away from it.
【答案】must
【解析】句意:它很危险,你一定要远离它。根据句意可知用肯定式must。