Which do you prefer to use, QQ______E-mail?
#55996
A
and
B
but
C
or
D
so
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--- Mr. Green, I think physics is too difficult for me. ---Tom, work hard, _______ you’ll find it not as difficult.
#58226
A
or
B
but
C
so
D
and
Some wild animals are in danger ________ the loss of living areas.
#57493
A
as
B
since
C
because of
D
because
Go to the Olympic Center by underground instead, ______ you’ll be late for the match.
#56555
A
and
B
unless
C
but
D
or