A lot of people don’t learn from their mistakes ______ they get hurt.
#31476
A
whether
B
when
C
if
D
unless
推荐题目
_You’d better take something to read when you go to see the doctor_______ you have to wait.
#80049
A
even if
B
in case
C
as if
D
in order that
Although Anne is happy with her success, she wonders ________ will happen to her private life.
#30305
A
that
B
this
C
it
D
what