—How about joining us in the summer camp? —I wish I could, ___________ I have to practice for the piano test. 
#56543
A
because
B
so
C
but
D
although
推荐题目
His father and mother ____ teachers.
#55700
A
are all
B
are both
C
both are
D
all are
The flowers ________ well if they ________.
#57290
A
won’t grow, don’t take good care of
B
won’t grow, are not taken good care of
C
don’t grow, are taken good care of
D
don’t grow, don’t take good care of
____________ they are brothers, they look like each other.
#58438
A
Because
B
Though
C
When
D
So