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【单选题】
我党颁布的第一个土地法是A.
《井冈山土地法》
B.
《兴国土地法》
C.
《中国土地法大纲》
D.
《中华人民共和国土地改革法》
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反馈参考答案：
举一反三
【简答题】A．essential B．elementary C．necessary D．principal
【单选题】How is the principal amount of an interest-only loan repaid?
A.
The principal is forgiven over the loan period so does not have to be repaid.
B.
The principal is repaid in equal increments and included in each loan payment.
C.
The principal is repaid in a lump sum at the end of the loan period.
D.
The principal is repaid in equal annual payments.
【单选题】There is _______ wrong with your watch. Let me check it.
A.
something
B.
everything
C.
nothing
D.
anything
【单选题】The coefficient vector of the principal component expression is the eigenvector of _______________.
A.
the covariance matrix of original variables
B.
the covariance matrix of principal components
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