_____H7N9 is a deadly virus, it is still safe to eat thoroughly-cooked chicken.
#31394
A
Until
B
While
C
If
D
Since
推荐题目
—Do you know about the accident which happened in the center of the city?—Yes. But it was some time we realized the truth.
#29991
A
before
B
when
C
since
D
Until
The two men talked in a low voice, ____nobody heard what they were saying.
#31699
A
so that
B
as if
C
because
D
when
Who do you think is the man you are going to turn for help when you are ?
#32906
A
who; in danger
B
to whom; in trouble
C
with whom; in danger
D
for whom; in trouble
When the news came _______ the war broke out, he decided to serve in the army.
#31903
A
since
B
which
C
that
D
because