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
The murder happened in an old building, beside ______ the city police station.
#34709
A
which are
B
it is
C
which is
D
them are
Many experts hold the view _______ protection awareness is _______ the key to better environment lies.
#33748
A
that; where
B
which; in which
C
which; where
D
that; in which
One of the men present held the view ________ the book said was right.
#80267
A
what that
B
what
C
that
D
that what
It is often said that the joy of travelling is______in arriving at your destination _____in the journey itself.
#80314
A
/ ; but
B
/ ; or
C
not; or
D
not; but
Northern Ireland, England and Scotland have different educational and legal systems _____ different football teams for competitions like the World Cup!
#32469
A
as if
B
as to
C
as well as
D
as for