No government can justly claim authority ______ it is based on the will of the people．
#31207
A
unless
B
after
C
so that
D
while
推荐题目
___ most of the earth’s surface is covered by water, fresh water is very rare and precious.
#80429
A
As
B
Once
C
If
D
Although
The song “In Spring”___ original singer is Wang Feng has brought national fame to Xuriyanggang, ____won the second place in the 2010 Avenue of Stars Finals.
#31927
A
who; whose
B
which; who
C
whose; who
D
of whom; who
I felt I was so happy ______ it was the first time that I had gone to the Universal Studio.
#30958
A
that
B
even though
C
as
D
when