Some researchers believe that there is no doubt ______ a cure for AIDS will be found.
#72535
A
which
B
that
C
what
D
whether
推荐题目
The house I grew up ________ has been taken down and replaced by an office building.
#74522
A
in it
B
in
C
in that
D
in which
I don’t know if he_______ tomorrow. If he _______, I will call you.
#41155
A
will come; will come
B
will come; comes
C
comes; will come
D
comes; comes
There is no doubt ______ international cooperation is key to ______ with cybercrime, as Vinton Cerf has said that the problem of cybercrime is _______ huge that it requires UN to form a special agency to act as an international referee or steward.
#69364
A
whether ; doing ; so
B
that ; dealing ; so
C
whether ; dealing ; such
D
that ; doing ; such