— Could we practice playing the guitar in the hall, Sir ?                  —No , ___________ you have the principal’s (校长) note.        
#55372
A
if
B
unless
C
because
D
since
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________ he got up early, _______ he still missed the early bus.
#57394
A
Although, but
B
Because, so
C
Although, /
D
Because, /
The little girl felt upset _________ her pet dog died.
#58096
A
why
B
because of
C
because
D
what