【单选题】【消耗次数：1】
[填空] a surprise!
①
What
②
how
③
when
④
that
参考答案：
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相关题目
【单选题】
My grandfather had suffered from cancer for two years. It was no surprise when I was told that he had _____.
①
passed off
②
passed away
③
passed by
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passed over
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run
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to run
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running
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being run
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counts
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①
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【单选题】
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①
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③
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随机题目
【单选题】
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①
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②
安全、有效、经济、简便
③
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④
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副作用比较少
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在保持完全封闭的窝沟中，防龋效果达100%
③
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