Bill won’t make any progress ______ he studies harder than before . 
#57126
A
if
B
when
C
because
D
unless
推荐题目
Eddie was sleeping ______ Millie was watching TV.
#55964
A
while
B
as
C
when
D
after
_______ a big party in our school in two weeks.
#58504
A
It is
B
It will be
C
There was
D
There is going to be
She left in_______ a hurry _______she forgot to lock the door.
#56564
A
so, and
B
such, that
C
too, to
D
such, and