(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.
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that
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why
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how
D
whether
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Between the two periods of classes is a break,_____we can have a short rest.
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then
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where
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when
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----______my mailing address is different from my living address? ----Then you must write both in the form.
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When if
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What if
C
Even if
D
As if
---Could we finish the project according to the schedule?---I doubt that. The problem remains ______ we can get financial aid within this week.
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that
B
how
C
why
D
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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
C
although
D
until
The doctors said it would be months _____ Yao Ming was fit enough for regular training.
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A
that
B
when
C
since
D
before