—— The experiment is of particular importance.—— I see. We won’t carry on with it _______ we can get the good equipment.
#33750
A
until
B
unless
C
whether
D
after
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In America．a friend's inviting you to a restaurant doesn't mean that he or she will pay for the meal you are told in advance．
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A
unless
B
if
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although
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until
I made a promise to myself _____ this year, my first year in high school, would be different.
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A
whether
B
what
C
that
D
how
I think it’s better to give it a second thought so many of us consider it a risk．
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A
as
B
before
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although
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once
_______ the sports meet will be held depends on the weather.
#31262
A
Whenever
B
If
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Whether
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That
Please do me a favor-----_________ a seat for me in case the hall is too crowded.
#31636
A
to save
B
saving
C
save
D
saved