The famous scientist was going out _____ he found himself surrounded by lots of young people.
#34549
A
when
B
before
C
while
D
after
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—Coach，can I continue with the training?—Sorry，you can’t________you haven’t recovered from the knee injury.
#30235
A
until
B
before
C
as
D
unless
Though the impressionists’ paintings were not popular when they first appeared, they are now accepted as the beginning of ______ we call “modern art”.
#30124
A
that
B
what
C
which
D
why
(2013·四川高考)________ you said at the meeting describes a bright future for the company.
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A
When
B
How
C
What
D
That
(2012·南京高二检测) Some people are worrying about the possibility _______ mobile phones could be responsible for a range of illnesses, from rashes (皮疹) to brain tumors.
#30086
A
that
B
why
C
how
D
whether
---Tom hurt his left leg in the game this morning.---Really? It would take at least two weeks ______ he could recover and return to school.
#34446
A
when
B
that
C
since
D
before