We can’t do well in examination _________ we study hard in school time.
#56352
A
if
B
and
C
since
D
unless
推荐题目
 It’s five years _____ our teacher came to Jiangyan.
#58486
A
since
B
when
C
although
D
if
—Could you please______?                 —Yes, sure.
#55426
A
do the dishes
B
taking out the trash
C
cleaned your bedroom
D
to make your bed