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【单选题】
There is a set of Web pages identified as interested or uninterested for the user that can be used to solve Web pages filtering problem by machine learning, select which of the following element/feature is the formal definition for those Web pages.有一组供用户标识为感兴趣或不感兴趣的网页，可被机器学习用来解决网页过滤问题，选择下列特征中哪个是通过训练这些网页学来的？A.
Task (T) 任务
B.
Performance (P) 性能
C.
Experience (E) 经验
D.
Examples (E) 样本
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【简答题】甲企业于2003年12月10日销售商品一批，售价600 000元(不含增值税)，增值税税率17%，成本312 000元。A企业已收到购货方于2003年12月18日支付的款项。2004年5月10日，该批商品因质量出现严重问题被全部退回，A企业同意退货并将所收货款退回。 要求：编制甲企业相应的会计分录。
【单选题】Our manager is at a conference. She can't ____________ to see you now.
A.
have time
B.
make time
C.
take time
D.
save time
【简答题】Our manager is at a conference. She can't ( )( ) to see you now
【单选题】Our manager is at a conference, she can ’ t _____ to see you now.
A.
make time
B.
pa y
C.
thank
D.
find
【单选题】Our manager is at a conference. She can’t ____________ to see you now.
A.
make time
B.
make sense
C.
make difference
D.
spend time
【简答题】Our manager is at a conference, she can't ______ to see you now
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