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Please don't call me at the office        it's really necessary.
#31141
A
if
B
unless
C
otherwise
D
except
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He raised his voice, ______ we still couldn’t hear anything.
#34821
A
so
B
or
C
but
D
as
____________ modeling business is by no means easy to get into, the good model will always be in demand.  
#31750
A
While
B
Since
C
As
D
If
 He jumped out of bed and ran to the door to see ________ the parcel was for.
#30070
A
who
B
why
C
where
D
what
New tombs found in Giza support the view that the Great Pyramids were built by free workers and not slaves, ______ widely believed, 
#34049
A
as
B
which
C
what
D
that
 I took my driving license with me on holiday, _______ I wanted to hire a car. 
#30088
A
incase
B
even if
C
ever since
D
so that
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