He had collected plenty of historical evidence, proved that humans used to have different sleeping patterns.
#76733
A
that
B
which
C
it
D
what
推荐题目
Mo Yan, _______ won the 2012 Nobel Prize for literature, has received worldwide praise.
#77270
A
which
B
whose
C
that
D
who
Can you make sure ______?
#76092
A
that he will come here today
B
when he will come here today
C
if will he come here today
D
whether will he come here today
—It’s good to see you again.—Yes. I keep all the letters __________ you wrote to me over the years.
#75718
A
who
B
that
C
when
D
where
He is very grateful to the girl____ he often turns for help when he meets with difficulties.
#77496
A
whom
B
to whom
C
to who
D
which