_____ is known to all, paper was first made in China.
#71980
A
It
B
That
C
Which
D
As
推荐题目
What if we meet with a situation_____none of us are able to deal with?
#73709
A
where
B
in which
C
what
D
that
The great scientist became world-known in the early 1970s,______ he and another scientist made new discoveries about black holes.
#73597
A
which
B
where
C
when
D
then
The road is covered with snow. I can’t understand ________ they insist on going by motor-bike.
#74025
A
why
B
whether
C
when
D
how