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【单选题】
听力原文：M: Mary' would you like to be my cooperation partner next time? W: Sure. I just can't believe you still want to work with me after I messed up last time. Q: What can we learn about the woman from the conversation? (13)A.
She isn't ready to cooperate with the man.
B.
She's surprised the man chose her.
C.
She doesn't understand why the man didn't work.
D.
She thinks it's difficult to find a partner.
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【简答题】X → Y 为平凡函数依赖是指 __________ 。
【简答题】X → Y 为平凡函数依赖是指 __________ 。
【单选题】X→Y为平凡函数依赖是指__________。
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【单选题】---It looks like a television．Do you think so?——Yes．I ．
A.
understand
B.
know
C.
mean
D.
agree
【简答题】简述茄子的分枝结果特点。