I would be happier if you did more studying while you are free, but you ___________. 
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A
don’t
B
didn’t
C
wouldn’t
D
weren’t
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Reasonable analysis as well as imagination is           scientific discoveries.
#70180
A
applied to
B
appealed to
C
attempted to
D
attached to
Much ______ to be done.
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A
is remained
B
remains
C
has been remained
D
is remaining.
 Living in a city can’t ______ living in the country.
#82884
A
be compared to
B
compare between
C
compare with
D
compare to