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【单选题】
每个亲和结合生物素分子的数目是A.
5
B.
4
C.
3
D.
2
E.
1
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反馈参考答案：
举一反三
【判断题】Single chip system is running firmware or No-MMU OS such as UC/OS, UCLINUX
A.
正确
B.
错误
【简答题】My grandma is very nice. She always smiles at us _________ ( nice).
【简答题】______ is the proof for the quality , weight( quantity) or packing etc. of the goods delivered by the seller that they are ______ the contract.
【简答题】______ is the proof for the quality, weight ( quantity) or packing etc. of the goods delivered by the seller that they are in accordance with the contract.
【简答题】My Grandma is very old .woman. ____、 ____old woman my grandma is!
【简答题】Grandma is very_______ to us.
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