Well, you can buy $20 tickets or 30 $ tickets, ______ you prefer．
#79736
A
which
B
whichever
C
whatever
D
what
I can still remember that it is since the 1990’s, _____ we began to use cell phones,_______ the number of mobile users has greatly increased．
#79738
A
while; when
B
when; what
C
before; that
D
when; that
Last night, before the exam, I went over the lessons_______I couldn’t keep my eyes open to stay awake any longer．
#79740
A
before
B
until
C
unless
D
when
He waited until it was dark ____ nobody could see him clearly.
#79741
A
so that
B
in order to
C
although
D
However
We should be able to do the job for you quickly, ____you give us all the necessary information.
#79744
A
in case
B
so long as
C
if only
D
as far as
We need to think outside of box _____ we are to come up with something really new.
#79748
A
so that
B
as long as
C
once
D
if
Tom shut everybody out of the study ___ he could prepare for the coming exam.
#79751
A
which
B
when
C
so that
D
as if
---The Bird's Nest, isn't it?---Yes. It's ___________we visited during our stay in Beijing.
#79754
A
where
B
what
C
when
D
That
We’ll have a picnic in the park this Sunday _____ it rains or it’s very cold.
#79756
A
since
B
if
C
unless
D
until
It has been many years since I was last in London_______I still remember something that happened during that visit.
#79761
A
and
B
for
C
but
D
as
___ she spoke, I ___ realize she was a Japanese.
#79762
A
When, /
B
Until, didn't
C
Before, don't
D
till, didn't
Several weeks had gone by____________I realized the painting was missing.
#79764
A
as
B
before
C
since
D
when
_______________you call me to say you’re not coming, I’ll see you at the theatre.
#79766
A
Though
B
Whether
C
Until
D
Unless
The changes in the city will cost quite a lot, ___________they will save us money in the long run.
#79767
A
or
B
since
C
for
D
but
You should try to get a good night’s sleep_________much work you have to do.
#79769
A
however
B
no matter
C
although
D
whatever