________ the 2020 Olympic Games will be held in Beijing is not known yet.
#95073
A
Whenever
B
If
C
Whether
D
That
推荐题目
You should do the things worth ____, and if you have difficulty _____ them, you can turn to your family.
#92509
A
doing; doing
B
doing; to do
C
being done; to do
D
being done; doing
---- ____________ he has known the good news. ---- ______ is no wonder he is so excited.
#93716
A
It is likely that; It
B
It is probably that; There
C
He is likely that; There
D
He is possible that ; It
---Where did you get to know her?----It was on the farm______ we worked.
#93192
A
that
B
when
C
which
D
where
He gave me the phone number in order ______ contact him when we are in need of help.
#94740
A
to
B
of me to
C
for me to
D
that I