◎ 题干
—Would you go to see the flower show with me this aftemoon?
—I'm sorry. I'm busy and I _____ it twice.
[     ]
A. see
B. saw
C. have seen
D. had seen
◎ 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“—Would you go to see the flower show with me this aftemoon? —I'm sorry. I'm busy and I _____ it twice. [ ]A. seeB. saw C. have seen D. had seen …”主要考查了你对  【现在完成时】  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。