This system can give users a( n)______to get the digital resources of the library.
A. method
B. manner
C. way
D. approach
The medical insurance systems of many countries are undergoing a dramatic______.
A. reservation
B. submission
C. distinction
D. transformation
Artificial intelligence has already made a(n)_______on our lives.
A. statement
B. impact
C. decision ,
D. judgment