It’s really very dangerous. One more step, _____the baby will fall into the well.
#30992
A
or
B
so
C
but
D
and
推荐题目
____ is certain, though, is that “the curse of the mummy” remains a riddle to this day.
#32166
A
As
B
Which
C
It
D
What
How can they expect to learn anything ________ they never listen?
#30286
A
whether
B
when
C
but
D
unless
