—How long will it be ________ the 30th Olympic Games is held in London? —It won’t be two years, I think.
#32499
A
when
B
that
C
before
D
since
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-- I am going to Sidney for further studies next month.-- That’s fantastic. Can you keep emailing me ______ you are there?
#33153
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though
B
because
C
until
D
while
Please call my secretary to arrange a meeting this afternoon, or ________ it is convenient to you.
#30284
A
whenever
B
however
C
whichever
D
wherever
The patient's son asked the doctor the question________his father could survive the big operation.
#32129
A
whether
B
if
C
that
D
what
Though having discussed it for long, they still haven't reached an agreement ________ they should pour more money into the project.
#30082
A
whether
B
if
C
that
D
what