This building is both a secret and a mystery. No one shall be admitted into it ______ he can give the right password.
#32225
A
if
B
as
C
since
D
unless
推荐题目
Thanks for your kind help! We would have _________ lost the game!
#33599
A
otherwise
B
or
C
then
D
therefore
Our parents always tell us to believe in_______we do if we want to succeed.
#30380
A
why
B
how
C
what
D
which
The process of growing up is complex for every person, ________ there are many influential factors in a person's growth as well as the development of his personality.
#30552
A
but
B
so
C
for
D
therefore
What I am concerned about is ________ they could fit in with society and how we can create more opportunities for them.
#30554
A
which
B
what
C
whether
D
who
The police officers in our city work hard _____ the rest of us can live a safe life.
#31259
A
in case
B
as if
C
in order that
D
only if