The so-called Asia—Pacific century will make no sense_____ China develops．
#30731
A
unless
B
when
C
if
D
as
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It just isn't fair ________ I was working as a cleaner last month; my friends were on a visit to Dalian.( 2012·湖北八校联考)
#29959
A
whenever
B
though
C
for
D
while
_____H7N9 is a deadly virus, it is still safe to eat thoroughly-cooked chicken.
#31394
A
Until
B
While
C
If
D
Since
I’m thinking about going to Germany this summer and I need your advice. You’re the best person I know to answer my questions,____you’re German.
#80100
A
after
B
before
C
for
D
unless