◎ 题干
Only since they gave up that good chance___ to show their invention again.
A.have they had no chance
B.they have had no chance
C.they have no chance
D.have they no chance
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Only since they gave up that good chance___ to show their invention again. A.have they had no chance B.they have had no chance C.they have no chance D.have they…”主要考查了你对  【全部倒装】【部分倒装】【省略句】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。