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【单选题】
泪膜的脂质层由〔〕分泌A.
泪腺和副泪腺
B.
睑板腺
C.
结膜杯状细胞
D.
泪腺和睑板腺
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皮皮学刷刷变学霸
举一反三
【单选题】( ) of the loadings of the ith variable on the m common factors is called the ith communality.
A.
The sum
B.
The squares
C.
The sum of squares
【单选题】I want Jim ________ shopping ith me but he won't do so. [ ]
A.
to go
B.
go
C.
going
D.
goes
【简答题】A(:,i)is the ith of A.A. Row B. Column
【单选题】A good w ith your parents i s very important.
A.
b irth
B.
dinner
C.
relationship
D.
rivalry
【单选题】is the ith principal component, is the kth original variable, ( )
A.
0.0045
B.
0.45
C.
0.9
D.
0.09
【单选题】W ith his work ________ , Tom went to the concert happily.
A.
finished
B.
finishing
C.
having finished
D.
was finished
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